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  • Worries behind India’s robust GDP, inflation data

    Why in the News

    Six months into the West Asia war, India’s headline macroeconomic numbers have held up against the deterioration forecast for them. Gross Domestic Product (GDP) growth for the first quarter is put at 7 to 7.5 percent, retail inflation sits near the Reserve Bank of India (RBI) target of 4 percent, and the current account deficit is 0.3 percent of GDP. The forecasts had assumed the opposite, since the war was expected to raise crude oil prices and cut foreign investment, and El Nino conditions (a periodic warming of the eastern Pacific that shifts monsoon rainfall over India) threatened food production. The tension is that each of the three headline numbers rests on a support that can reverse within a quarter, so the resilience is a matter of composition rather than of structure.

    Why were the macro numbers expected to deteriorate?

    1. The war was expected to work through crude and capital: Higher crude oil prices and a reduction in foreign investment were the two channels analysts identified after the United States and Israel went to war with Iran.
    2. Inflation was projected to triple: The rate was expected to rise from 2 percent in 2025-26 to near 6 percent, moving from the lower end of the RBI’s comfort zone to its upper limit.
    3. The rupee carried the visible damage: The war exposed persistent weaknesses in the economy, expressed most sharply in the fall of the rupee’s exchange rate.
    4. Household consumption was asked to adjust: The Prime Minister appealed to citizens to stop gold purchases and reduce fuel consumption, among other measures.

    What is actually holding up the growth number?

    1. Monetary easing has begun to transmit: The repo rate, the rate at which the RBI lends to commercial banks, was cut by 125 basis points between December 2024 and December 2025, and transmission into faster growth typically takes a couple of quarters.
    2. Indirect tax cuts raised purchasing power: Cuts in the Goods and Services Tax in 2025 lowered prices and lifted economic activity.
    3. Exports to the United States recovered: India’s exports rose as the tariffs imposed by the United States were removed.
    4. Manufacturers produced ahead of demand: Firms front loaded production because they were anxious about future energy availability.
    5. The estimates cluster above 7 percent: A research database of 100 growth indicators points to 7 to 7.5 percent for April, May and June, and one domestic bank’s research team projects 8 percent.

    Why is headline inflation low, and what does the average conceal?

    1. The headline rate is contained but rising: Monthly retail inflation has moved up since October and remains near the RBI’s 4 percent target level.
    2. The restraint is not the usual kind: Inflation ordinarily stays muted because growth is muted, and here it has stayed muted despite supply pressures and with demand holding up.
    3. Goods inflation is already at 5.4 percent: Food inflation and non food goods inflation together averaged 5.4 percent year on year in July.
    4. Services inflation is doing the masking: Services inflation is at 2.5 percent, and a rise from that level, reflecting growth better, would push the headline number up quickly.

    How is the current account deficit being held at 0.3 percent of GDP?

    1. The current account measures net flows on trade: It is the net amount of money moving in or out of India as it trades goods and services with the world, and a country importing more than it exports runs a deficit on it.
    2. The goods side is deteriorating: The goods trade deficit is growing, which is the normal consequence of fast growth and costlier imports.
    3. Services and remittances are funding the gap: Rising services exports and remittances from Indians working abroad are offsetting the increase in the goods deficit.
    4. The funding source is itself uncertain: Services exports have grown at a softer pace this year, and the effect of artificial intelligence on services export growth is unsettled.

    What do the credit numbers signal beneath the growth rate?

    1. Credit growth is partly guaranteed rather than commercial: A new government credit guarantee scheme for small firms accounts for part of the rise in loans.
    2. Working capital demand reflects costlier inputs: Borrowing has risen because higher commodity prices have raised working capital needs.
    3. Gold loan growth is a stress marker: The proliferation of gold loans functions as an indicator of household financial distress rather than of expansion.
    4. Front loading borrows from the next quarter: Manufacturing brought forward can be followed by a lull, and agricultural growth can weaken if El Nino strengthens.

    Challenges to sustaining India’s growth and inflation mix

    1. Import dependence on crude oil transmits every external shock: India imports the large majority of the crude oil it consumes, so a price shock lands directly on the trade balance and on the fuel component of retail inflation. Eg. The 2022 crude price surge after the Ukraine war pushed retail inflation above the RBI’s 6 percent upper tolerance band for three consecutive quarters. Fix. Expand the strategic petroleum reserve and diversify long term crude contracts away from a single supplier region.
    2. Exchange rate depreciation feeds imported inflation: A weaker rupee raises the domestic price of imported fuel, edible oil, fertiliser and electronics regardless of domestic demand conditions. Eg. Edible oil prices in India track palm oil import costs from Indonesia and Malaysia, where India buys the bulk of its supply. Fix. Deepen the domestic oilseed and fertiliser production base so that the depreciation pass through covers a smaller import basket.
    3. Services led growth generates limited employment: The sector’s share of output far exceeds its share of jobs, so a growth rate driven by services does not translate into proportionate hiring. Eg. Information technology services contribute a large share of exports. They employ a small fraction of the non farm workforce. Fix. Tie production and export incentives to verified employment creation rather than to output or investment alone.
    4. Private capital expenditure has not led the cycle: Growth supported by rate cuts, tax cuts and front loaded production rests on policy stimulus rather than on a durable investment upturn. Eg. Central government capital expenditure has carried the investment cycle since the pandemic, with private corporate investment recovering later and unevenly. Fix. Resolve land, contract enforcement and clearance delays that raise the fixed cost of a new private project.

    Conclusion

    The headline numbers are steady because one sector is covering for the others. That is a composition rather than a structure, and a composition can change inside a quarter. The marker to watch is whether services inflation rises at the same time as services exports weaken, since that pairing would force the central bank to raise rates and take the growth number with it.

    Matching Previous Year Question

    “[2021, GS3, 10 marks] Explain the difference between computing methodology of India’s Gross Domestic Product(GDP) before the year 2015 and after the year 2015.”

  • Pradhan Mantri Fasal Bima Yojana crop insurance record

    Why in the News

    PIB set out the coverage and claims record of the Pradhan Mantri Fasal Bima Yojana (PMFBY). PMFBY is the national crop insurance scheme.

    Core facts

    1. What it is: PMFBY provides crop insurance against non preventable natural risks. Cover runs from pre sowing to post harvest.
    2. Coverage record: About 56.96 crore farmer applications were insured since inception.
    3. Claims paid: About Rs 1,54,469 crore was paid in claims since inception.
    4. Farmer premium: Farmers pay 2 percent for Kharif crops, 1.5 percent for Rabi crops and 5 percent for commercial and horticultural crops. The government pays the balance premium.
    5. Design principle: The scheme follows a One Nation, One Crop, One Premium approach. It removed premium capping so full admissible claims are paid.
    6. Technology: Loss assessment uses remote sensing, drones and smartphones. Key systems are YES-TECH (Yield Estimation System based on Technology) and CROPIC (Collection of Real time Observations and Photographs of Crops).

    Static Context

    1. Launch: PMFBY was launched in 2016. It replaced earlier crop insurance schemes.
    2. Voluntary since 2020: Enrolment became voluntary for all farmers from the 2020 revamp. It was earlier compulsory for loanee farmers.
    3. Delivery platform: The National Crop Insurance Portal (NCIP) digitises enrolment, premium flow and claims.
    4. Implementing ministry: The scheme is run by the Ministry of Agriculture and Farmers Welfare.

    Prelims angle

    1. Premium hook: Farmer premium is 2 percent Kharif, 1.5 percent Rabi, 5 percent commercial and horticultural. A uniform 2 percent for all crops is incorrect.
    2. Scope hook: The scheme covers post harvest losses from cyclones and unseasonal rain, and localised risks such as hailstorm and landslide.
    3. Tech hook: YES-TECH for yield estimation and CROPIC for photograph based crop verification.
    4. Year hook: Launched in 2016, voluntary since 2020.

    Mains angle

    GS3 (agricultural risk, crop insurance, subsidies). A question can ask how crop insurance protects small and marginal farmers against climate risk.

    Matching Previous Year Question

    “[2016, GS3, 12.5 marks] Give the vulnerability of Indian agriculture to vagaries of nature, discuss the need for crop insurance and bring out the salient features of the Pradhan Mantri Fasal Bima Yojana (PMFBY). [2016] With reference to ‘Pradhan Mantri Fasal Bima Yojana’, consider the following statements: 1. Under this scheme, farmers will have to pay a uniform premium of two percent for any crop they cultivate in any season of the year. 2. This scheme covers post-harvest losses arising out of cyclones and unseasonal rains. Which of the statements given above is/are correct? (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2 Answer: (b)”

  • Per Drop More Crop expands water efficient micro irrigation

    Why in the News

    PIB detailed the reach of the Per Drop More Crop (PDMC) component of national irrigation policy. Revised guidelines widen the water management activities that states can fund.

    Core facts

    1. What it is: Per Drop More Crop promotes drip and sprinkler irrigation. The aim is higher water use efficiency at the farm.
    2. Coverage record: About 83.06 lakh hectares were brought under micro irrigation from 2015-16 to 2023-24. About 30.55 lakh hectares of that were added in the last three years.
    3. Central assistance: About Rs 18,714.69 crore was released to states since inception.
    4. Subsidy pattern: Assistance is 55 percent for small and marginal farmers and 45 percent for other farmers. Northeastern and Himalayan states get 25 percent higher unit cost support.
    5. Revised guidelines: States can now plan micro level water management works such as diggi construction and water harvesting under the scheme.
    6. Figure caveat: Some current media figures cite about 115 lakh hectares and 12.30 lakh farmers. Those could not be verified on a fetchable PIB detail page, so the PIB verified figure of 83.06 lakh hectares is used above.

    Static Context

    1. Parent scheme history: PDMC ran under the Pradhan Mantri Krishi Sinchayee Yojana (PMKSY) from 2015-16 to 2021-22. Since 2022-23 it runs under the Rashtriya Krishi Vikas Yojana (RKVY).
    2. Micro Irrigation Fund: The Micro Irrigation Fund (MIF) was created with the National Bank for Agriculture and Rural Development (NABARD). Its initial corpus was Rs 5,000 crore.
    3. Interest support: The Fund gives states a 3 percent interest subvention on loans for micro irrigation expansion.
    4. PMKSY mandate: PMKSY, launched in 2015, follows the goal of Har Khet Ko Paani and improved on farm water use.

    Prelims angle

    1. Umbrella hook: PDMC now sits under RKVY, earlier under PMKSY.
    2. Fund hook: The Micro Irrigation Fund is with NABARD, corpus Rs 5,000 crore.
    3. Concept hook: Micro irrigation cuts fertiliser and nutrient loss and can check groundwater depletion. It is not the only means of dryland irrigation.

    Mains angle

    GS3 (types of irrigation and irrigation systems). A question can ask how micro irrigation addresses India’s water stress and how coverage can be widened.

    Matching Previous Year Question

    “[2021, GS3, 10 marks] How and to what extent would micro-irrigation help in solving India’s water crisis? [2016, GS3, 12.5 marks] What is water-use efficiency? Describe the role of micro-irrigation in increasing the water-use efficiency. [2011] With reference to micro-irrigation, which of the following statements is/are correct? 1. Fertilizer/nutrient loss can be reduced. 2. It is the only means of irrigation in dry land farming. 3. In some areas of farming, receding of the groundwater table can be checked. (a) 1 only (b) 2 and 3 only (c) 1 and 3 only (d) 1, 2 and 3 Answer: (c)”

  • India’s Higher Education Sector

    Why in the News

    PIB published a Backgrounder on India’s Higher Education Sector. It sets out the sector’s scale, access gains and quality goals.

    Core facts

    1. Scale of expansion: Universities rose from 17 in 1947 to about 1,168 in 2021-22. Colleges rose from 636 to about 45,473 in the same period.
    2. Gross Enrolment Ratio (GER): GER rose from 0.4 in 1950-51 to 28.4 in 2021-22. GER measures enrolment in higher education as a share of the 18 to 23 year age group.
    3. Gender parity: The Gender Parity Index reached 1.01 in 2021-22. A value of 1 means equal female and male enrolment.
    4. State universities carry the load: State Public Universities account for about 81 percent of total enrolment.
    5. Research output: India’s share of global research publications rose from 3.5 percent in 2017 to 5.2 percent in 2024.
    6. Public spending: Tertiary education received about 1.57 percent of Gross Domestic Product (GDP) in 2021.
    7. Data caveat: These are PIB higher education factsheet figures. The current Backgrounder may carry updated data that could not be independently fetched.

    Static Context

    1. National Education Policy 2020: The National Education Policy (NEP), 2020 targets a 50 percent GER by 2035. It is the third national education policy after those of 1968 and 1986.
    2. University Grants Commission: The University Grants Commission (UGC) was set up under the University Grants Commission Act, 1956. It funds and sets standards for universities.
    3. All India Council for Technical Education: The All India Council for Technical Education (AICTE) regulates technical education. It gained statutory status under the AICTE Act, 1987.
    4. Data and ranking bodies: The All India Survey on Higher Education (AISHE) is the enrolment data source. The National Institutional Ranking Framework (NIRF) ranks institutions.

    Prelims angle

    1. GER hook: The GER definition and the 50 percent by 2035 NEP target are testable facts.
    2. Regulator hook: UGC enactment year 1956 and AICTE statutory year 1987.
    3. Data hook: AISHE is the official higher education statistics survey.
    4. Parity hook: A Gender Parity Index at or above 1 signals equal or higher female enrolment.

    Mains angle

    GS2 (development of the education social sector). A question can ask how India can lift higher education quality and research to internationally competitive levels while raising GER.

    Matching Previous Year Question

    “[2015, GS2, 12.5 marks] The quality of higher education in India requires major improvements to make it internationally competitive. Do you think that the entry of foreign educational institutions would help improve the quality of higher and technical education in the country? Discuss.”

  • Indian Standard Time made the single legal time reference through new Legal Metrology rules

    Why in the News

    The Department of Consumer Affairs has notified the Legal Metrology (Indian Standard Time) Rules, 2026. The rules make Indian Standard Time (IST) the single legal time reference for use across sectors.

    Core facts

    1. Notifying body: The rules were notified by the Department of Consumer Affairs, under the Ministry of Consumer Affairs, Food and Public Distribution.
    2. Parent law: The rules are framed under the Legal Metrology Act, 2009. This Act governs weights, measures and standards of measurement in India.
    3. Mandate: The rules mandate use of IST for legal, administrative, commercial and official purposes. Use of any alternative time reference is barred unless expressly permitted.
    4. Synchronisation method: Government offices and public institutions must synchronise clocks using Network Time Protocol (NTP) and Precision Time Protocol (PTP). These are internet protocols that distribute a common reference time to connected devices.
    5. Source of time: IST is maintained by the CSIR National Physical Laboratory (NPL). It is set at Coordinated Universal Time (UTC) plus 5 hours 30 minutes.
    6. Exemptions: Scientific, astronomical and navigational uses are exempt with prior government approval.
    7. Enforcement: Compliance is checked through periodic audits. Penalties apply for violations.

    Static Context

    1. One Nation, One Time: The reform is the operational form of the One Nation, One Time idea. A draft version was first issued for public comment in early 2025.
    2. Legal Metrology institutions: The Legal Metrology wing sits under the Department of Consumer Affairs. It enforces uniform weights, measures and now uniform time.
    3. CSIR National Physical Laboratory: NPL is the national measurement standards laboratory. It keeps India’s atomic time scale and disseminates IST.
    4. Why uniform time matters: Power grid synchronisation, telecom, banking, digital governance and defence need one accurate time base. Many networks earlier drew time from foreign satellite sources such as the Global Positioning System (GPS).

    Prelims angle

    1. Custodian fact: IST is maintained by CSIR NPL, not by the India Meteorological Department or ISRO.
    2. Offset fact: IST equals UTC plus 5:30, based on the 82.5 degree East longitude reference.
    3. Legal base fact: The rules flow from the Legal Metrology Act, 2009, a consumer affairs law, not from a science ministry statute.
    4. Protocol fact: NTP and PTP are the mandated synchronisation protocols.

    Mains angle

    GS3 (Science and Technology in everyday life) and GS2 (government regulation and standardisation). A question can ask how a single national time standard strengthens critical infrastructure security and consumer fairness.

    Matching Previous Year Question

    “No direct PYQ traced in the provided files for legal metrology or Indian Standard Time. Closest tracked Microtheme is Certification/Promotional Bodies (Governance), covering national standards and certification bodies.”

  • What two gramophones tell us about Vande Mataram

    Why in the News

    Two gramophone records of Vande Mataram, one cut in 1938 and one pressed some time afterwards, carry contradictory descriptions of what the song officially is. The first was commissioned for the 51st Annual Session of the Indian National Congress at Haripura in 1938. It answered the Congress Working Committee meeting at Calcutta in October 1937, which had cut the song’s ceremonial position. The second, undated record reverses the first on both the stanza count and the label. What is contested is the basis on which the familiar distinction between a National Anthem and a National Song now rests.

    What had happened at Calcutta in October 1937?

    1. The song’s position was reduced there: The Congress Working Committee meeting of October 1937 compromised the pride and the position the song had held in Congress proceedings.
    2. The Congress had treated it as the anthem for years: Vande Mataram had been referred to as the National Anthem in the proceedings and reports of the annual sessions over a long period.
    3. The record keeping was not incidental: Many of those reports through the 1920s were edited and prepared by the then General Secretary of the Indian National Congress, Jawaharlal Nehru.
    4. Haripura was framed as a correction: The session a few months later set out to restore what the Calcutta meeting had removed, so the staging there is evidence of intent rather than ceremony.

    How was the song staged at Haripura?

    1. The procession was built around it: The President elect, Subhas Chandra Bose, was carried four miles to the pandal in a rath drawn by 51 bullocks, moving in pairs, each pair carrying tricolour flags on their heads.
    2. The detail was deliberate: The bells hung around the bullocks’ necks were tuned, and carried the words Vande Mataram engraved on them.
    3. The performers were brought from Bengal: Singers and musicians travelled with the President elect from Calcutta in the second class bogies of the Nagpur Mail, led by the master musician RR Mukherjee.
    4. The leadership acknowledged it formally: The senior leadership of the Congress, including Mahatma Gandhi, stood at attention as the Bengal troupe sang the song.
    5. The reception was recorded at the time: Sarojini Naidu described the Haripura rendering as exquisitely sung with deep and thrilling emotions, and Kamaladevi Chattopadhyay credited the troupe with setting the emotional tone of the whole session.

    What did the 1938 record actually declare?

    1. It was commissioned to make a point: A special gramophone record was cut in 1938 to restore the standing of the song, and the work was given to Timir Baran, then the most credible name in Indian orchestration.
    2. It was the first complete setting: For the first time the complete song was composed in two versions, a grand choral rendering as an anthem and an instrumental arrangement in the character of a military march.
    3. The physical format carried the argument: It was issued on a 12 inch disc against the usual 10 inch, because the larger disc combined respect with the need to fit all six stanzas on one side.
    4. The label declared completeness: It read BANDE MATARAM SAMPOORN, sampoorn meaning complete, and that assertion was repeated in Devanagari, Bangla and Nastaliq.
    5. The label declared status: A second declaration in bold capitals read INDIAN NATIONAL ANTHEM, with a tricolour bearing the charkha above it.

    What did the Constituent Assembly settle on 24 January 1950?

    1. The Cabinet’s earlier choice was provisional: Jana Gana Mana was tentatively chosen as the National Anthem in 1948.
    2. The Assembly formalised it by statement, not by article: The Constituent Assembly settled the question through a Statement read on 24 January 1950, after the Constitution had been finalised on 26 November 1949 and signed.
    3. The Statement drew no such distinction: It declared Jana Gana Mana the National Anthem, and said of Vande Mataram that it shall be honoured equally with Jana Gana Mana and shall have equal status.
    4. The disputed term is absent from it: The expression National Song does not occur anywhere in what was read out on that date.

    Where did the National Song distinction come from?

    1. A secretariat noting, not a statute: The distinction sharpened in a Prime Minister’s Secretariat noting of 25 November 1955, which referred to Vande Mataram as a Special National Song.
    2. It departed from the 1950 language: That phrase replaced the equal status formulation the Constituent Assembly had used five years earlier.
    3. It also fixed protocol: Where both were performed, Vande Mataram was to open and Jana Gana Mana to close, and the noting recorded the view that as a rule both should not be performed at the same function.
    4. The distinction was carried forward administratively: The noting was marked to the Ministry of Home Affairs, which has maintained the National Anthem and National Song distinction since.
    5. It rests on nothing enacted: That distinction has no constitutional, legal or legislative basis.

    What does the second record leave unresolved?

    1. The stanzas were cut back: Between the 1938 recording and the 1950 statement, a second, little noticed record reduced the six stanzas to four.
    2. The format shrank with them: It was pressed on a 10 inch His Master’s Voice (HMV) record, the standard size the 1938 disc had deliberately exceeded.
    3. The claim on the label changed: The words Sampoorn and Indian National Anthem were both dropped, and the label read Indian National Congress Anthem instead.
    4. The record itself is silent on why: Who inserted the word Congress, and on whose authority, is not documented anywhere on the disc.

    Conclusion

    The documentary trail runs from Congress proceedings through the 1920s, to the 1938 disc, to the Constituent Assembly, and then to an executive noting in 1955 that changed the terminology. The distinction now treated as settled therefore originates in administrative practice. The unanswered question is who authorised the relabelling on the second record, since no source names them.

    Laws and Rules Governing India’s National Symbols

    1. Prevention of Insults to National Honour Act, 1971: Penalises insult to the Indian National Flag, the Constitution of India and the National Anthem, and it is the only statute that names a national symbol for protection.
    2. The Act does not extend the same protection to a National Song, which is one reason the anthem and song categories are not legally equivalent.
    3. The Flag Code of India, 2002: Consolidates the executive instructions on display and use of the National Flag, and was amended in 2021 and 2022 to permit machine made and polyester flags and flying by night on open display.
    4. Emblems and Names (Prevention of Improper Use) Act, 1950: Restricts commercial and professional use of the State Emblem, the name and pictorial representation of national figures, and certain official seals.
    5. State Emblem of India (Prohibition of Improper Use) Act, 2005: Governs use of the State Emblem specifically, which the 1950 Act had covered only in part.

    Key Facts about India’s National Symbols

    1. National Anthem: Jana Gana Mana was composed in Bengali by Rabindranath Tagore and first sung at the Calcutta session of the Indian National Congress in 1911, with a playing time of about 52 seconds for the full version.
    2. Constitutional position: The Constitution names neither the anthem nor the song in its text, and Article 51A(a) makes respect for the Constitution, the National Flag and the National Anthem a Fundamental Duty.
    3. National Flag: Adopted by the Constituent Assembly on 22 July 1947, with the Ashoka Chakra of 24 spokes replacing the charkha carried on the earlier Congress tricolour.

    Back2Basics: Vande Mataram

    1. Its origin: A poem by Bankim Chandra Chattopadhyay, written in the 1870s and published within the novel Anandamath in 1882.
    2. Its language: Composed in Sanskritised Bengali, which is why the stanza count and the translations became a point of dispute later.
    3. Its political career: It entered nationalist politics at the 1896 Calcutta session of the Indian National Congress and became the mobilising song of the Swadeshi movement during the Partition of Bengal.
    4. Why the stanza count matters: Only the first two stanzas invoke the land, while later stanzas carry religious imagery, which is why the number of stanzas performed became a political question.

    Matching Previous Year Question

    “[2021] With reference to Madanapalle of Andhra Pradesh, which one of the following statements is correct? (a) Pingali Venkayya designed the tricolour Indian National Flag here. (b) Pattabhi Sitaramaiah led the Quit India Movement of Andhra region from here. (c) Rabindranath Tagore translated the National Anthem from Bengali to English here. (d) Madame Blavatsky and Colonel Olcott set up headquarters of Theosophical Society first here ANSWER: (c)”

  • A Himalayan tragedy

    Why in the News

    Scientists investigating the flash flood on the Bhotekoshi river in Nepal have attributed it to a sturzstrom, a high speed rock and ice avalanche near Langtang Lirung on the Nepal China border, rather than to a glacial lake outburst flood (GLOF). The reattribution matters because a flood on the same river in July of the previous year, which also occurred without rainfall, was concluded to be a glacial lake outburst flood, and that conclusion shaped what was being watched for. The flood struck at around 8.40 a.m. and has left more than 600 dead and close to 2,500 missing, including foreign nationals, mostly from India. What is now contested is whether a monitoring and warning system built around glacial lakes can see a hazard that begins as a bedrock and ice collapse.

    What is a sturzstrom?

    1. The definition: A massive rock avalanche in which a large volume of rock suddenly collapses and travels at extremely high speed over a long distance.
    2. Its high mountain form: Where the collapsing rock is mixed with ice, snow, firn and frozen soil, the same event is described as a rock and ice avalanche.
    3. Why the runout is so long: Pressure and friction inside the moving mass generate meltwater, which lubricates the mass and its base, reduces resistance and carries the debris much further than a dry rockslide would.
    4. How it ends: As it descends it takes in more ice, snow, rock, soil and water, and can transform into a massive debris flow before depositing its material.

    Why was the glacial lake explanation set aside?

    1. The precedent pointed the other way: A rainless flood on the Bhotekoshi in July of the previous year was concluded by scientists to be associated with a glacial lake outburst flood, so that was the first hypothesis tested.
    2. The velocity did not fit: The speed and ferocity of this flood, which washed away villages across three districts, Rasuwa, Nuwakot and Dhading, prompted experts to examine it from a different angle.
    3. The onset signature differs: A lake breach releases a stored volume over a measurable period, while this flood arrived with no such build up recorded at downstream gauges.
    4. It has no Nepali precedent: No comparable disaster involving a sturzstrom had been recorded in Nepal before this event.

    What does the transboundary geography add to the problem?

    1. The source area straddles the border: Nepalese and Chinese authorities have concluded that the source lay in the Langtang Lirung area, and identifying the exact collapse point and which side of the boundary it sat on may not be possible.
    2. The trigger was a compound event: Satellite imagery shared by the Chinese side pointed to a combination of an ice avalanche, permafrost movement and a rockslide, with the rockslide on the Chinese side and its impact extending into Nepal.
    3. The avalanche began in Nepal: A senior divisional hydrologist at Nepal’s Department of Hydrology and Meteorology states the avalanche originated on Nepalese territory very close to the boundary and induced flooding that crossed into China, damaging both sides.
    4. The channel is itself transboundary: The location identified is the Lhende Khola, a high altitude river rising in Gyirong County in Tibet and flowing south into Nepal as a tributary of the Bhotekoshi and Trishuli systems.
    5. The corridor carries trade and pilgrims: Rasuwagadhi in Rasuwa is the checkpoint through which most of Nepal’s trade with China passes, and from May to September hundreds of pilgrims cross there into Tibet for the Kailash Mansarovar pilgrimage, with Indians the largest share.

    How far did early warning and climate attribution actually get?

    1. The systems worked and still failed: Experts state that early warning systems were activated as intended but were rendered ineffective by the speed of the flood.
    2. The structural difficulty is the terrain: The head of the United Nations Office for Disaster Risk Reduction (UNDRR) has said the event again showed how fragile mountain ecosystems are and how hard it is to build early warning in mountain environments.
    3. Attribution stops short of a direct link: Scientists have not ruled out a role for climate change and point to rising temperatures warming the Himalayas and accelerating glacier melt, without directly linking this disaster to global warming.
    4. Access is limiting the assessment itself: The International Federation of Red Cross and Red Crescent Societies (IFRC) reports that remoteness combined with damaged infrastructure is obstructing both damage assessment and the delivery of assistance, with around 93,000 people estimated to be affected.

    What does the 2021 Chamoli comparison establish?

    1. The mechanism has an Indian precedent: The 2021 Chamoli disaster in Uttarakhand began with a bedrock failure beneath a glacier, which triggered a rock and ice avalanche that transformed into a debris flow and flood.
    2. It is described the same way in the literature: Chamoli has been scientifically described as a rock and ice avalanche and, in some literature, explicitly as a sturzstrom.
    3. The scale of material involved: Research found that more than 25 million cubic metres of rock and ice broke loose high in the Uttarakhand Himalaya before moving rapidly downstream.
    4. The comparison narrows the watch list: Two events of the same mechanism a few years apart in the same mountain system establish an unstable rock and ice slope, not only a moraine dammed lake, as a recurring source of catastrophic flooding.

    Challenges to early warning in high mountain catchments

    1. The monitored hazard is the wrong hazard: Warning networks in the Himalaya are built around glacial lake inventories and lake level telemetry, which observe nothing at an unstable rock and ice face. Eg. Nepal’s national hazard inventories catalogue glacial lakes by area and moraine condition, with no equivalent register of unstable rock and ice faces. Fix. Add slope stability and permafrost monitoring at identified rock and ice faces to the existing glacial lake inventories.
    2. Lead time collapses to minutes: A sturzstrom accelerates and reaches settlements in the time a lake outburst would take to build, so a warning chain designed for hours has nothing to work with. Eg. Riverside towns such as Betrawati in Nuwakot were buried on the same morning the collapse occurred. Fix. Move from advisory dissemination to automatic siren triggering at gauge stations, removing the human decision step from the chain.
    3. The hazard does not respect the border: The collapse zone straddles the Nepal China boundary, so neither state’s monitoring network alone observes the full source area. Eg. The trigger was established only from satellite imagery shared by the Chinese side. Fix. Put the Lhende Khola and comparable transboundary catchments under a standing data sharing arrangement with agreed real time thresholds.
    4. Exposure is concentrated in the valley floor: Trade routes, hydropower works, bazaars and pilgrimage traffic all occupy the same narrow corridor a debris flow uses. Eg. The Rasuwagadhi corridor carries most of Nepal’s China trade and the seasonal Kailash Mansarovar pilgrimage. Fix. Apply a debris flow runout based building line along these corridors rather than a flood return period line drawn from rainfall records.
    5. Assessment capacity fails exactly when it is needed: Remote terrain and destroyed access mean the size of the disaster is unknown for weeks, which delays both relief and reconstruction decisions. Eg. Officials state the full scale of damage may take weeks or months to assess. Fix. Pre position aerial survey and satellite tasking agreements so a post event damage assessment does not depend on ground access.

    Conclusion

    The scientific account of this flood has moved from a glacial lake outburst to a sturzstrom originating on an unstable rock and ice slope near the Nepal China border. That shift changes what has to be monitored, since a lake inventory does not observe a bedrock face, and it places the source area inside a boundary zone neither country monitors alone. Search and rescue continues with more than 15,000 personnel deployed. The next milestone is the joint Nepalese and Chinese determination of the exact collapse point, which will decide whether transboundary monitoring of that catchment is put in place.

    Back2Basics: Glacial Lake Outburst Flood (GLOF)

    1. What it is: The sudden release of water held in a glacial lake, which sends a large volume downstream in a short period.
    2. How the lake forms: Meltwater collects behind a moraine ridge or an ice dam left by a retreating glacier, so the impounding structure is loose debris or ice rather than rock.
    3. What breaches it: Overtopping by an avalanche or landslide into the lake, seepage that erodes the moraine from within, or failure of the ice dam itself.
    4. Why it is tracked in the Himalaya: Glacier retreat is adding to both the number and the volume of these lakes, which is why national inventories monitor them and why they were the first explanation tested for this flood.

    Matching Previous Year Question

    “[2021, GS1, 10 marks] Differentiate the causes of landslides in the Himalayan region and Western Ghats. (150 words) हिमालय क्षेत्र तथा पश्चिमी घाटों में भू-स्खलनों के विभिन्न कारणों का अंतर स्पष्ट कीजिए। (150 शब्दों में उत्तर दीजिए)”

  • ‘No material price hit on CBG on revised offtake framework’

    Why in the News

    The Union Petroleum Ministry has said that the revised compressed biogas (CBG) offtake price will not translate into a material price increase for gas consumers. The assurance answers concerns raised after the Union Cabinet cleared a revised Galvanizing Organic Bio Agro Resources Dhan (GOBARdhan) scheme on 6 August, which introduced a CBG offtake price of Rs 2,110 per metric million British thermal unit (MMBtu). The Ministry states that the full offtake price will not be recovered from consumers, since a government funded affordability cushion and a much larger gas pool absorb the difference. The contested point is whether a producer facing price is being set well above the consumer facing price, and who carries the gap between the two.

    What does the revised offtake framework fix?

    1. A single administered offtake price: The revised scheme sets the price at which compressed biogas is picked up from producers at Rs 2,110 per MMBtu, replacing case by case commercial negotiation.
    2. The stated purpose is producer viability: The Ministry describes the framework as giving CBG producers a “stable and viable” price so that plants can operate “sustainably”.
    3. Two prices, not one: The offtake price and the price billed at the burner tip are set by separate mechanisms, so a movement in one does not carry through to the other.

    How is the consumer insulated from the offtake price?

    1. A direct affordability cushion: The government provides a cushion of Rs 10 per kilogram of CBG, funded from the exchequer rather than recovered in tariffs.
    2. Stacking against a wider gas pool: The biogas volume is blended into a substantially larger pool of natural gas, so its higher unit cost is diluted across the whole pool before reaching the burner tip.
    3. The two work together, not separately: The Ministry’s position rests on the cushion and the pooling operating at the same time, not on either one alone.

    Challenges to the compressed biogas offtake framework

    1. The subsidy is an open ended fiscal commitment: An affordability cushion fixed per kilogram grows in direct proportion to volume, so success in scaling the sector raises the annual outgo rather than reducing it. Eg. The blending obligation for compressed biogas in city gas networks is designed to rise year on year. Fix. Publish a declining glide path for the cushion alongside the offtake price, so producers plan against a known taper.
    2. Pooling only dilutes cost while the biogas share stays small: The wider gas pool absorbs the price difference precisely because compressed biogas is a small fraction of it, and that cushion thins as the mandated share rises. Eg. Domestic gas allocation to city gas distribution is already rationed against demand. Fix. Tie each upward revision of the blending obligation to a reassessed pooled price so the dilution assumption is tested rather than assumed.
    3. Feedstock aggregation remains the binding constraint: Plant economics turn on assured daily supply of cattle dung, press mud and agricultural residue, which no offtake price by itself organises. Eg. Several commissioned compressed biogas plants run below rated capacity for want of steady feedstock. Fix. Contract feedstock aggregation through dairy cooperatives and sugar mills at the plant approval stage, so supply is committed before capital is sunk.
    4. Fermented organic manure has no assured market: A biogas plant produces a large byproduct stream that is only viable when the manure sells, and its offtake is not covered by this price framework. Eg. Fermented organic manure competes against heavily subsidised urea on farm gate price. Fix. Extend the market development assistance already notified for organic manure to the full output of registered compressed biogas plants.

    Conclusion

    The framework sets a producer facing price and leaves the consumer facing price to be settled elsewhere, which is what the Ministry’s assurance rests on. That assurance holds only while compressed biogas remains a small share of the gas pool. The next test is the scheme’s operating guidelines, which will show whether the support is open ended or tapered and how feedstock supply is to be secured.

    Back2Basics: GOBARdhan

    1. What it is: An initiative to convert cattle dung, agricultural residue and other organic waste into biogas, compressed biogas and organic manure.
    2. Where it sits: It runs as a unified registration and monitoring framework across ministries, with the Department of Drinking Water and Sanitation operating its central registration portal.
    3. What it targets: Village level cleanliness, a rural income stream from waste, and a domestic substitute for imported natural gas.
    4. How it links to fuel policy: Compressed biogas produced under it feeds the Sustainable Alternative Towards Affordable Transportation (SATAT) offtake route into city gas distribution networks.

    Matching Previous Year Question

    “[2020] According to India’s National Policy on Biofuels, which of the following can be used as raw materials for the production of biofuels? 1. Cassava 2. Damaged wheat grains 3. Groundnut seeds 4. Horse gram 5. Rotten potatoes 6. Sugar beet Select the correct answer using the code given below: (a) 1, 2, 5 and 6 only (b) 1, 3, 4 and 6 only (c) 2, 3, 4 and 5 only (d) 1, 2, 3, 4, 5 and 6 ANSWER: (a)”

  • A quiet move that has kept Dehradun’s vultures safe

    Why in the News

    Relocating a livestock carcass dump 2.4 km away from high-tension power infrastructure near Dehradun in Uttarakhand appears to have ended vulture deaths at the site. The finding comes from a decade-old study published in the latest issue of the Journal of Threatened Taxa, which documented electrocution mortality at Sudhauwala before the move. Electrocution from power infrastructure is the most under-reported of the threats to vultures, a group already among the most threatened birds globally after severe population declines across Asia and Africa. The case sets a low cost siting decision against a threat that conservation policy has so far organised itself around drugs and poisoning to address.

    What did the Sudhauwala surveys record?

    1. The survey base: The study rests on 34 surveys conducted between May 2011 and February 2014 in the Sudhauwala region of Dehradun.
    2. The population observed: It recorded 743 individual vultures belonging to five species.
    3. The mortality count: 46 vulture carcasses attributable to electrocution were documented in proximity to high-tension power transmission structures.
    4. Which species paid most: The highest proportion of mortality relative to observations was recorded for the Himalayan griffon (Gyps himalayensis), followed by the Eurasian griffon (Gyps fulvus) and the cinereous vulture (Aegypius monachus).

    Why has electrocution stayed off the vulture conservation agenda?

    1. The recognised threat list excludes it: Poisoning, veterinary non-steroidal anti-inflammatory drugs (NSAIDs), food scarcity and habitat loss are the survival challenges vulture policy in India is built around.
    2. The under-reporting is the point: Electrocution from power infrastructure has been the most under-reported threat, so it does not enter the mitigation measures those policies fund.
    3. Siting concentrates the risk: A carcass dump placed near high-tension transmission structures draws large soaring scavengers directly into a hazard they do not otherwise encounter.

    What changed after the dump was moved?

    1. The intervention: Local authorities relocated the carcass dumping site about 2.4 km away from the high-risk electricity infrastructure in April 2015.
    2. The birds still came: Subsequent observations indicated continued use of the new site by vultures, so the food source was not lost in the process.
    3. The deaths stopped: No mortality events were recorded during the limited post-relocation monitoring.
    4. Other raptors followed: The black kite (Milvus migrans) and the crested serpent eagle (Spilornis cheela) were also recorded at the relocated site.

    How far does the evidence carry?

    1. The surveys were not systematic: The authors state the surveys were conducted on a non-systematic basis, which limits how far the counts can be generalised.
    2. The signal survives the caveat: The number of mortality events observed still suggests electrocution may represent a significant localised threat, particularly for long-lived scavengers such as vultures.
    3. The follow-up stopped: No studies have been conducted at the site after 2015, so the post-relocation result rests on limited monitoring rather than sustained observation.
    4. The measure is portable: Relocating carcass dumping sites away from hazardous power infrastructure is offered as a practical conservation measure that could be applied in other affected areas.

    Conclusion

    A single siting decision, moving a carcass dump away from transmission lines, removed a mortality source that no drug ban or breeding programme would have touched. The result stands on limited post-relocation monitoring and on surveys the authors themselves describe as non-systematic. No further study has been done at the site since 2015. The open question is whether carcass dump siting relative to transmission corridors is audited elsewhere in India, since the measure costs almost nothing and the threat it addresses is not currently counted.

    Back2Basics: Himalayan Griffon (Gyps himalayensis)

    1. What it is: One of the largest Old World vultures, a carrion feeding scavenger dependent on livestock and wild ungulate carcasses.
    2. Range and habitat: It breeds on cliffs across the Himalaya and the Tibetan Plateau at high elevations, and descends to lower hills and adjoining plains in winter.
    3. Conservation status: Listed as Near Threatened on the International Union for Conservation of Nature (IUCN) Red List, and in Appendix II of the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES).
    4. Why status differs within the genus: Its high altitude range kept it away from the veterinary drug residues in plains livestock that pushed the resident Gyps vultures of the plains into the Critically Endangered category.

    Matching Previous Year Question

    “[2012] Vultures which used to be very common in Indian countryside some years ago are rarely seen nowadays. This is attributed to: (a) the destruction of their nesting sites by new invasive species disease among them (b) a drug used by cattle owners for treating their diseased cattle persistent and fatal (c) scarcity of food available to them (d) a widespread, persistent and fatal disease among them ANSWER: (b)”

  • Blaming climate change for extreme weather has limits

    Why in the News

    World Weather Attribution (WWA), an international research group that assesses the influence of climate change on extreme weather, has found that this year’s intense South Asian heatwave was made about three times likelier and up to 1 degree C warmer by climate change. The finding rests on extreme event attribution, a method that reruns climate models for a world without human emissions and reads the difference. Specialists have questioned how far that method can be pushed. The confidence it delivers for a multi-day heatwave collapses for a one hour cloudburst, and claims of legal liability for emissions rest on the stronger reading.

    How does extreme event attribution work?

    1. What it sets out to do: It traces the human fingerprint in a specific extreme weather event rather than in the climate record as a whole.
    2. Detection comes first: Detection establishes whether an event falls outside the range of its normal occurrence given natural variation in the climate system.
    3. The counterfactual run: Climate models are simulated first for a pre-industrial world with carbon dioxide at 280 parts per million (ppm), then for present day conditions above 420 ppm.
    4. Attribution reads the gap: The difference in the magnitude or the likelihood of the event between the two runs is assigned to human influence, and many simulations with rigorous statistical tests are required to rule out chance.

    Why is confidence higher for heatwaves than for local downpours?

    1. Long events sit inside model resolution: A day-long heatwave or several days of heavy rain unfolds slowly enough for a global climate model to represent it.
    2. Short bursts do not: Intense bursts of rain lasting an hour or so are harder to model and to link to climate change, because most global climate models cannot capture fast-changing processes.
    3. The resolution gap is documented: The Sixth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC) notes that local phenomena such as land-sea breezes and mountain wind systems can only be realistically represented at a simulation resolution of around 10 km or less, which current models do not support.

    What data and computing limits hold the science back?

    1. The observational record is too short: Analysis of localised events is hampered by limited long-term weather records.
    2. Natural variability cannot be bounded without them: Without long-term hourly or sub-hourly rainfall observations for a particular place, the range of natural variability for a heavy rainfall event there cannot be marked out with confidence.
    3. Computing power is the second constraint: Insufficient computing power restricts how finely and how often localised events can be simulated.
    4. The consequence is overreach: Uncertainties arising from observations and from models lead to unscientific claims and sweeping generalisations.

    Why can scientists not agree on what counts as extreme?

    1. The baseline decides the verdict: An event that appears extreme against a 10 to 20 year timeline may not look exceptional when analysed against a dataset spanning 500 years.
    2. Long reconstructions change the picture: A reconstruction of droughts over roughly 1,200 years found that some kinds of drought seen in the past no longer occur at all.
    3. No agreed threshold exists: Scientists are not agreed on what amounts to extreme, so the same event can be classified differently by two competent groups.

    How strong is the scientific objection to single event attribution?

    1. The possibility itself is contested: At a 2025 committee hearing at the U.S. National Academies of Sciences, Engineering and Medicine (NASEM), a Stanford University climate scientist questioned whether single event attribution is even possible at all from a scientific point of view.
    2. The counterfactual cannot be validated: A former United Nations and United Kingdom government scientist has asked how it can be known that a climate model accurately represents a climate no one has ever observed.
    3. The difficulty is conceded by the panel: NASEM experts have previously noted that it is challenging to ascertain the influence of climate change on extreme weather.
    4. Extremes predate emissions: Extreme weather events can occur even without anthropogenic climate change, so the presence of an extreme is not itself evidence of a human cause.

    What rides on the answer, and what is the alternative?

    1. The liability is pursued at two levels: Claims are brought both against countries and against individual corporations, which are two different evidentiary burdens.
    2. The carbon majors claim: Studies claim that carbon majors, meaning businesses with particularly high emissions, can be defined and that specific climate changes can be attributed to specific organisations.
    3. The court is the real test: The open question is whether such findings hold up in court, and climate models will never be perfect enough for counterfactual worlds to be accepted without challenge.
    4. The competing priority: Developing more effective early warning systems and adaptation infrastructure saves more lives than establishing who is responsible.

    Conclusion

    Extreme event attribution is strongest exactly where it is least contested, on slow, large scale events such as heatwaves, and weakest on the short, localised events that cause most sudden loss of life. That asymmetry matters because liability claims are being built on the method as a whole rather than on the events it handles well. Sparse long-term records, limited computing power and an unsettled definition of extreme all remain unresolved. Until they are, preparedness through early warning and adaptation infrastructure delivers more than attribution can.

    Back2Basics: World Weather Attribution

    1. What it is: An international collaboration of climate scientists that assesses whether and how far climate change influenced a specific extreme weather event.
    2. When it began: It was set up in 2014, and is led from the Grantham Institute at Imperial College London.
    3. What makes it distinctive: It publishes rapid analyses within days or weeks of an event, against conventional studies that take months to years.

    Matching Previous Year Question

    “[2020] Which one of the following statements best describes the term ‘Social Cost of Carbon’? It is a measure, in monetary value, of the (a) long-term damage done by a tonne of CO2, emissions in a given year. (b) requirement of fossil fuels for a country to provide goods and services to its citizens, (c) efforts put in by a climate refugee to adapt to live in a new place. (d) contribution of an individual person to the carbon footprint on the planet Earth. ANSWER: (a)”

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