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  • Nobel Medicine Prize 2026: How scientists use light to control brain cells

    Why in the News

    Neuroscience has moved from having no way to switch on a single set of brain cells to turning chosen neurons on or off with light, a method called optogenetics. The 2026 Nobel Prize in Physiology or Medicine has gone jointly to Karl Deisseroth, Peter Hegemann and Georg Nagel “for their discoveries concerning light-gated ion channels and optogenetics”.

    What is optogenetics?

    1. Brain as a network: The brain is an electrical network of billions of neurons, whose signals let us move, see, remember and feel.
    2. What it is: Optogenetics uses light to control genetically modified cells. Scientists make target cells carry light-sensitive proteins called opsins.
    3. How it works: When light falls on those cells, the opsins act like tiny light switches, turning the cells’ activity on or off.
    4. Precision: Scientists can switch one organ’s cells and watch how the brain responds. Eg. Deisseroth paced the heart and watched brain states.
    5. The takeaway: Optogenetics “fundamentally altered our understanding of the brain”, so scientists can now test how it forms memories, feelings and behaviours.

    How was the light switch discovered?

    1. Crick’s idea: Francis Crick, co-discoverer of DNA’s double helix, wanted to activate single nerve cells to study consciousness, and saw light as the only tool fast enough.
    2. A fast-reacting alga: Hegemann, of Humboldt University of Berlin, found the alga Chlamydomonas reacts within half a millisecond of light reaching its eyespot (light sensor). The human eye takes 10 milliseconds.
    3. One protein hypothesis: He proposed that one protein both captures light and acts on it. Japanese researchers’ map of the alga’s DNA pointed to two candidate genes.
    4. Confirmation in frog eggs: Nagel, of the University of Würzburg, put both genes into frog eggs. The sensor was channelrhodopsin-2 (ChR-2), a cell membrane pore that opens when lit.
    5. Control of nerve cells: Deisseroth, of the Howard Hughes Medical Institute, used ChR-2 to control chosen nerve cells in a dish, then in live rats. Switches for other wavelengths followed.

    What has optogenetics revealed about the brain?

    1. Whiskers and sleep: In 2006, Deisseroth’s group used light to move mouse whiskers, and woke sleeping mice by switching on a newly found wakefulness cell.
    2. Fear memory: The team marked the nerve cells that formed a fear memory. Reactivating them later made mice show fear with no danger present.
    3. Mapped circuits: Optogenetics has identified circuits for pain, social behaviour, thirst, feeding, reward and attention, and shown how memories form.
    4. One room at a time: A Tata Institute of Fundamental Research (TIFR) professor likens the brain to a building of many rooms. Optogenetics lights one room at a time.

    Can optogenetics treat patients yet?

    1. Mainly a lab tool: It is still used largely in laboratories to find which neurons drive animal behaviour and what causes certain conditions.
    2. Restoring sight: Clinical trials are testing it on blindness from retinitis pigmentosa, which destroys the eye’s rods and cones. Wearing light-emitting glasses, one patient could grasp objects.
    3. Better hearing: It could improve cochlear implants, which now stimulate the hearing nerve with electricity.

    Challenges

    1. Gene delivery: Each therapy must insert an opsin gene into human cells, usually through modified viruses, which raises safety questions.
    2. Invasive light: Reaching deep brain cells needs implanted optical fibres.
    3. Animal to human gap: Most findings come from mice and rats, whose brain circuits differ from human ones.
    4. Ethics of control: Switching memories and behaviour on demand raises consent and misuse concerns.

    Way Forward

    1. Research funding: The Anusandhan National Research Foundation (ANRF) should fund Indian optogenetics laboratories.
    2. Ethics rules: The Indian Council of Medical Research (ICMR) should extend its ethical guidelines to gene-based brain interventions.
    3. Less invasive tools: Back opsins responding to red light, which passes deeper through tissue.
    4. Clinical pathway: The Central Drugs Standard Control Organisation (CDSCO) should set a clear route for gene therapy trials.

    Conclusion

    Optogenetics has shifted neuroscience from watching the brain to testing it cell by cell, but it remains mostly a laboratory tool. Whether the vision trials succeed in patients will show how fast it moves from mice to medicine.

    Back2Basics: Nobel Prize in Physiology or Medicine

    1. Origin: Created by the will of Alfred Nobel and first awarded in 1901.
    2. Selection: The Nobel Assembly at Karolinska Institutet, Stockholm, chooses the laureates.
    3. Sharing: A single prize can be shared by at most three laureates.
    4. Ceremony: Prizes are presented on 10 December, the anniversary of Nobel’s death.

    Matching Previous Year Question

    “[2026] ‘X’, born in the UK, was conferred the Nobel Prize in 2025. He was a professor in an American university when the prize was announced. Identify ‘X’: (a) Michel H. Devoret (b) Richard Robson (c) John Clarke (d) Joel Mokyr ANSWER: C”

  • Bird islands

    Why in the News

    Two male Great Indian Bustards have been released into the wild at the Desert National Park in Jaisalmer, under a conservation plan that now holds 97 birds. It is a rare gain for a species of about 120, but India still protects single species in enclosed pockets rather than whole landscapes.

    What is the Great Indian Bustard programme, and why was it needed?

    1. What the programme does: The Great Indian Bustard (‘Godawan’) is a heavy Rajasthan grassland bird. The plan breeds it in captivity for release, like a nursery raising saplings.
    2. National bird debate: Salim Ali wanted it named the national bird so that protection would follow. The Indian Board for Wildlife chose the peacock.
    3. Why it was needed: The bird numbered about 1,260 in 1969 and has been close to extinction for nearly half a century, pushed down by:
      • hunting, royal hunts included, into the late 1970s;
      • irrigation, turning grasslands once dismissed as ‘wastelands’ into pesticide-soaked fields and roads;
      • power lines, the most recent threat.
    4. The takeaway: Captive breeding can lift numbers, but it does not undo the habitat loss that caused the decline.

    What has the breeding plan achieved?

    1. Captive-bred stock: 57 birds in the plan are captive-bred, and nine more await release.
    2. Breeding output: The captive-bred birds produced 29 chicks this year, up from 24 last year.
    3. Ceremony: The Union and Rajasthan Environment Ministers attended a release marked by “considerable bureaucratic pomp”.

    Why were power-line protections narrowed?

    1. Collision risk: The heavy, poor-sighted bustard flies at the height of high-tension lines, so wires in its path endanger it.
    2. Supreme Court order, 2021: The Supreme Court ordered that low-voltage lines in the bird’s priority habitats be laid underground.
    3. Modified order: Renewable energy companies objected that undergrounding raised the cost of solar power. The Court then limited the order to lines in the bird’s narrower ‘critical’ habitat.

    Why is species-by-species conservation falling short?

    1. Neglected birds: The Godawan now features in government and private marketing, but most get no such attention. Nearly 1,256 bird species, about 11.5% of the world’s total, are threatened.
    2. Common birds in decline: Skylark numbers have fallen nearly 80% in 12 years.
    3. ‘Captive to symbolism’: India’s policy favours showcase moves over habitats:
      • a tigress from Valmiki flown to Buxa;
      • African cheetahs kept in enclosures;
      • Gir’s lions confined to Saurashtra and straying into villages;
      • the Delhi Ridge planted with peepal and banyan unsuited to its dry ecology.
    4. Islands of protection: Policy praises coexistence of people and wildlife on paper. In practice it builds isolated, walled African-style reserves that keep animals apart from people.
    5. Overflow into farms: Animals thriving inside walls spill into villages and fields, as elephants show. So landscapes, not species, should be the unit of conservation.

    Challenges

    1. Partial line protection: Undergrounding only in critical habitat leaves birds exposed wherever they fly beyond it.
    2. Grasslands undervalued: Open grasslands are treated as unproductive land, so they are easily diverted to farms and solar parks.
    3. Small founder pool: A flock bred from few birds risks low genetic diversity and poor survival after release.
    4. Flagship bias: Declines in common birds draw little policy attention compared with flagship species.

    Way Forward

    1. Bird diverters: Power utilities should fit bird diverters (reflective markers that make wires visible) across the bustard’s wider range.
    2. Grassland reserves: Rajasthan should notify key grasslands as conservation reserves under the Wildlife (Protection) Act, 1972.
    3. Landscape plans: The Union Environment Ministry should plan conservation across protected areas, farmland and corridors, with village participation.
    4. Bird monitoring: Fund regular national surveys of common birds so declines are caught early.

    Conclusion

    India can now breed a near-extinct bird in captivity but has not secured the open landscapes it needs. Whether the bustard’s wider range is shielded from power lines and land conversion will show if conservation moves beyond showcase releases.

    Key numbers

    1. Bustard decline: 600 birds by 2000.
    2. Rajasthan count: 140 to 175 birds by the 2010s.
    3. Indian roller decline: about 30% in 12 years.

    Back2Basics: Great Indian Bustard

    1. Threat status: Listed as Critically Endangered on the International Union for Conservation of Nature (IUCN) Red List.
    2. Legal cover: Protected under Schedule I of the Wildlife (Protection) Act, 1972 and listed in Appendix I of the Convention on International Trade in Endangered Species (CITES).
    3. State bird: It is the State bird of Rajasthan.
    4. Range: Most survivors live in Rajasthan’s Thar Desert, with a few in Gujarat, Maharashtra, Karnataka and Andhra Pradesh.

    Matching Previous Year Question

    “[2023] Consider the following statements: 1. In India, the Biodiversity Management Committees are key to the realization of the objectives of the Nagoya Protocol. 2. The Biodiversity Management Committees have important functions in determining acces and benefit sharing, including the power to levy collection fees on the access of biological resources within its jurisdiction. 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: (c)”

  • Only 9% use public transport to go to work

    Why in the News

    For the first time, India has a national survey of how households travel, and it finds that only 9% of Indians use public transport to get to work. The Ministry of Statistics and Programme Implementation (MoSPI) ran the National Household Travel Survey (NHTS), which also shows women relying on buses far more than men.

    What is the National Household Travel Survey, and why was it needed?

    1. What it is: The NHTS is the first nationwide survey of how people travel, including how they get to work and what it costs them.
    2. Coverage: It ran for a year, from July 2025 to June 2026.
    3. Sample size: It drew on responses from 20 lakh people across villages and urban blocks nationwide.
    4. Why it was needed: MoSPI wants evidence for regional transport planning, to find gaps, plan better routes and set how often buses and trains run.
    5. The takeaway: Cities and States can now plan transport on measured travel patterns rather than estimates.

    How do Indians get to work, and at what cost?

    1. Private vehicles dominate: 43% of Indians ride two-wheelers to work, and only 3% use cars.
    2. Public transport split: Among those travelling more than a kilometre to work, 6.7% take buses. The rest of the 9% use monorail, tram or rail.
    3. Rail-based transit: Metro, suburban rail, monorail and trams carry 5% of urban work commutes nationally. Usage is far higher in Maharashtra, West Bengal and Delhi.
    4. Urban commuting cost: Urban workers spend Rs 1,044 a month to get to work, against Rs 612 in rural areas, so city commutes cost far more.
    5. National average: The average monthly spend on the work commute is Rs 785.

    What does the survey say about women and free bus travel?

    1. Women ride buses more: 21.7% of urban women with commutes over a kilometre take a bus, against 6.9% of urban men, about three times as many.
    2. What counts as a bus: The category covers public, private, company and intercity buses.
    3. State variation: Women’s bus use is highest in Keralam and Tamil Nadu, followed by Karnataka and Telangana.
    4. Free travel policy: These figures support the decision of several States to offer free bus travel to women, since buses are already women’s main public mode.

    Challenges

    1. Weak last-mile links: Poor feeder services and footpaths push commuters to two-wheelers even where a metro exists.
    2. Thin bus fleets: Many cities run far fewer buses than their population needs, so waits are long and buses crowded.
    3. Fiscal strain of free rides: States must repay State transport undertakings, the State-owned bus operators, for free rides, which can delay fleet expansion.
    4. Women’s safety: Harassment and poorly lit stops deter women from using buses at night.

    Way Forward

    1. Bus fleet expansion: Scale up electric bus deployment under the PM-eBus Sewa scheme in cities with low bus use.
    2. Integrated planning: Use NHTS data in each city’s Comprehensive Mobility Plan, its long-term transport plan, to link buses, metro and walking routes.
    3. Safety measures: Fund CCTV, panic buttons and lit bus stops through the Nirbhaya Fund.
    4. Regular surveys: MoSPI should repeat the NHTS periodically so changes in travel can be tracked.

    Conclusion

    India’s first travel survey shows that the country commutes mainly on private two-wheelers, with buses serving women far more than men. Whether States and cities use the data to expand buses and link them to rail is what will decide if public transport’s share rises.

    Key numbers

    1. Urban women taking buses to work, by State: Keralam 46.8%, Tamil Nadu 41.1%, Karnataka 34.9%, Telangana 28.9%.
    2. Rail-based share of urban work commutes, by State: Maharashtra 20.7%, West Bengal 16.5%, Delhi 14.4%.
    3. Urban premium on commuting cost: 71% above rural spending.
    4. NHTS sample: 14,274 villages and 10,377 urban blocks.

    Back2Basics: Free bus travel for women

    1. What it is: Several State governments let women ride State-run buses free, with the State paying the transport corporation.
    2. Delhi: Free travel for women on Delhi Transport Corporation and cluster buses began in 2019.
    3. Tamil Nadu and Karnataka: Tamil Nadu began free town bus travel for women in 2021. Karnataka’s Shakti scheme followed in 2023.
    4. Telangana: The Mahalakshmi scheme gives women free travel on State-run buses from December 2023.

    Matching Previous Year Question

    “[2026] In what way(s) does the Vizhinjam International Seaport represent a structural shift in India’s maritime trade and logistics policy? 1. By functioning exclusively as a domestic cargo hub to reduce reliance on coastal shipping and eliminate the need for foreign collaborations. 2. By focusing primarily on passenger cruise tourism and heritage shipping to increase Kerala’s profile as a maritime heritage destination. 3. By leveraging its natural deep draft and strategic location to reduce dependence on foreign trans-shipment ports, enhance revenue retention, and reposition India in regional maritime trade. Select the answer using the code given below: (a) 1 only (b) 1 and 2 (c) 2 and 3 (d) 3 only ANSWER: D”

  • Coal stocks critically low as power demand rises in India

    Why in the News

    The official position is that India faces no coal shortage, only a surge in power demand, but Central Electricity Authority (CEA) data show 84 of the country’s 191 thermal power plants critically low on stock. The Union Coal and Mines Minister holds that position as power demand grows at its fastest pace in a decade. A weak monsoon has made the grid lean harder on coal.

    What does a “critically low” coal stock mean, and why does it matter?

    1. What it is: Every coal-fired plant must keep a normative stock, a buffer of coal sized to its daily burn, like a household keeping a week’s rations.
    2. When a plant turns critical: The CEA marks a plant critical when its stock falls below 25% of the normative level, or lasts less than three days.
    3. Scale of the problem: More than 44% of thermal plants were critical as of September 30.
    4. Shortage or demand: Whether the cause is short supply or high demand, the plant faces the same result: coal running out.
    5. The takeaway: Coal generates nearly four-fifths of India’s energy, so thin stocks put most power supply at risk.

    Why has power demand surged?

    1. Record growth: Power demand rose 10% in 2026, the highest year-on-year increase in a decade.
    2. Heat drives demand: The International Energy Agency (IEA) links the rise to unprecedented heat. Demand in 2025 rose and fell with each month’s peak temperature.
    3. Cooling appliances: The IEA attributes the surge to wider ownership of fans and air conditioners, which run hardest when it is hottest.
    4. Hottest August: The India Meteorological Department (IMD) recorded this August as India’s hottest since nationwide records began in 1901, with a mean of 28.01°C.
    5. All-time peak: Peak demand hit a record 270.8 GW on May 21 this year.

    How has a weak monsoon added to the pressure?

    1. Supply shortfall: Power shortages in September 2026 were the highest since August 2023, according to a Reuters report.
    2. Hydropower decline: Lower hydropower output pushed the grid to rely more on coal plants.
    3. Pacific warming: El Nino, a warming of the central and eastern Pacific, weakens monsoon winds over India. The monsoon was weaker in each of the last six strong-event years.
    4. June deficit: June 2026’s rainfall departure, meaning actual rain against the long-term average, was the worst for June since 2014, also a strong El Nino year.
    5. Relief is partial: Cooler months will ease demand, but lower pressure on stocks does not mean the supply shortage has eased.

    Challenges

    1. Coal transport bottlenecks: Plants far from mines depend on railway rakes, so stocks fall fast when movement slows. Eg. Passenger trains were cancelled to move coal in 2022.
    2. Hydropower volatility: Dams fail as a backup in drought years, exactly when cooling demand peaks.
    3. Evening peak gap: Solar output ends at sunset, leaving coal to meet the evening air-conditioning load.
    4. Costly imports: Blending imported coal raises generation costs, which strains distribution companies (discoms).

    Way Forward

    1. Pre-summer stocking: The Ministry of Power should require plants to build full normative stocks before the hot season.
    2. Rail priority: Indian Railways should guarantee coal rakes to plants nearing the critical mark.
    3. Storage build-out: Add pumped storage and battery storage so daytime solar can serve the evening peak.
    4. Efficient cooling: Tighten energy-efficiency star ratings for air conditioners to slow peak demand growth.

    Conclusion

    The dispute over whether India faces a coal shortage or a demand surge matters less than the fact that a hotter, drier climate is outrunning the grid’s buffers. Whether stocks recover before the next summer peak is the measure to watch.

    Key numbers

    1. Coal’s share of energy generated: 79% in 2024-25 (*Energy Statistics India*, Ministry of Statistics and Programme Implementation).
    2. Hottest August, departure from normal: 0.67°C above the normal of 27.34°C (IMD, 2026).
    3. 2025 temperature range tracked by demand: maximum of 25.53°C in January to an annual peak of 35.97°C in April.

    Back2Basics: Central Electricity Authority (CEA)

    1. Legal basis: The CEA is a statutory body under the Electricity Act, 2003, attached to the Ministry of Power.
    2. Planning role: It prepares the National Electricity Plan and advises the Union government on power policy.
    3. Standards: It sets technical standards for building, running and connecting power plants and grids.
    4. Data role: It collects and publishes power-sector data, including daily coal stocks at thermal plants.

    Matching Previous Year Question

    “[2026] In what way(s) does the Vizhinjam International Seaport represent a structural shift in India’s maritime trade and logistics policy? 1. By functioning exclusively as a domestic cargo hub to reduce reliance on coastal shipping and eliminate the need for foreign collaborations. 2. By focusing primarily on passenger cruise tourism and heritage shipping to increase Kerala’s profile as a maritime heritage destination. 3. By leveraging its natural deep draft and strategic location to reduce dependence on foreign trans-shipment ports, enhance revenue retention, and reposition India in regional maritime trade. Select the answer using the code given below: (a) 1 only (b) 1 and 2 (c) 2 and 3 (d) 3 only ANSWER: D”

  • The looming crisis of world unemployment

    Why in the News

    A World Bank forecast warns that 1.2 billion young people in the Global South, the developing world, will reach working age over the coming decade. The global economy will create no more than 400 million viable jobs. The gap of about 800 million jobs threatens to turn the demographic dividend, the growth boost a young workforce can give, into instability.

    Why is the old demographic dividend blueprint failing?

    1. Demographic dividend formula: As fertility falls, working-age adults briefly outnumber dependents, like a household with more earners than dependents. This window lifts productivity and savings.
    2. East Asian miracle: The formula fuelled the East Asian economic miracle of the late 20th century.
    3. Factory jobs ladder: Light manufacturing once moved unskilled workers from subsistence farming into urban jobs. Automation, robotics and industrial software have cut how much labour factories need.
    4. Premature deindustrialisation: Developing countries now lose factory jobs before reaching the income levels at which today’s rich economies industrialised.
    5. The takeaway: Youth bulges are arriving just as the old ladders of mobility stall, so a larger workforce no longer guarantees growth.

    What must change, and who must act?

    1. World Bank prescription: Unlock private capital and dismantle regulatory sclerosis, meaning rules so complex that they choke new firms.
    2. Barriers to small firms: Costly capital, erratic rules, predatory taxation and weak property rights deter investment. So small firms, the main job creators, cannot grow and hire.
    3. India’s record: India lags on regulation but does better on infrastructure. Building it absorbs labour, and the finished assets cut business costs.
    4. Shared burden: Rich economies and multilateral lenders must offer affordable long-term finance and technology transfer. Developing countries must carry out painful institutional reform.

    Which sectors can still absorb young workers at scale?

    1. Agri-tech and food value chains: Cold chains and local food processing can create rural jobs, so fewer people move to cities out of need (distress migration).
    2. Care economy: Nursing, community health and elder-care jobs cannot be outsourced and go largely to young women.
    3. Tourism and culture: Tourism is labour-intensive and resists automation.
    4. Green manufacturing: Solar components and electric two-wheelers can absorb labour if paired with skill-building.

    Why does the jobs gap matter, for the world and for India?

    1. Social instability: Educated youth shut out of work lose trust in governments, which fuels polarisation, extremism and civil unrest.
    2. Migration pressure: Joblessness in the Global South will push forced migration towards the Global North.
    3. India’s position: The world’s most populous nation adds millions of young workers each year, with a median age under 30. Its employment has not kept pace with GDP growth.
    4. India’s constraints: In a narrowing demographic window, India faces:
      • skills that do not match employers’ needs;
      • persistent underemployment and low female labour force participation;
      • farming that holds nearly half the population but yields only 16% of GDP (FY24).

    Challenges

    1. Thin formal skilling: Few young Indians hold formal vocational training. Eg. Only 4.4% of young people are formally skilled.
    2. Informality: Most workers hold informal jobs with low wages and no social security.
    3. Youth outside work and study: A quarter of youth aged 15 to 29 are NEET (not in employment, education or training).
    4. AI and services jobs: Artificial intelligence (AI) threatens entry-level IT and back-office work.

    Way Forward

    1. Job-linked incentives: Tie production incentives to jobs created in textiles, footwear and food processing.
    2. Care workforce: Expand nursing and elder-care training with formal wages and recognised certification.
    3. Regulatory simplification: Extend the decriminalisation of minor business offences begun by the Jan Vishwas (Amendment of Provisions) Act, 2023.
    4. Women’s participation: Fund childcare and safe transport so women can take up care and service jobs.

    Conclusion

    India’s demographic dividend will pay only if growth becomes labour-absorbing rather than capital-heavy. Whether the Centre and States ease regulation for small firms before the window closes will decide between dividend and disaster.

    What is the demographic dividend?

    1. UNFPA definition: The United Nations Population Fund (UNFPA) defines it as growth potential arising when the working-age (15 to 64) share of the population exceeds the non-working share.
    2. India’s window: A McKinsey Global Institute report (2023) gives India a 33-year window to use its demographic dividend.
    3. Growth potential: The International Monetary Fund (IMF) estimates it could add nearly 2 percentage points a year to India’s per capita GDP growth for two decades.
    4. Uneven across States: Southern States are nearing the end of their dividend. Northern States still have expanding workforces.

    Matching Previous Year Question

    “[2018] Consider the following statements : Human capital formation as a concept is better explained in terms of a process which enables 1. individuals of a country to accumulate more capital. 2. increasing the knowledge, skill levels and capacities the people of the country. 3. accumulation of tangible wealth. 4. accumulation of intangible wealth. Which of the statements given above is/are correct? (a) 1 and 2 (b) (b)2 only (c) (c)2 and 4 (d) 1, 3 and 4 ANSWER: (c)”

  • PM-SETU: One Year of Transforming India’s ITIs

    PM-SETU: One Year of Transforming India’s ITIs

    Why in the News?

    • PM-SETU was launched on 4 October 2025.
    • Completes one year on 4 October 2026.
    • Focus: modernisation of Government ITIs, industry-aligned training and demand-driven vocational education. Pasted text

    Key Facts

    • Full form: Pradhan Mantri Skilling and Employability Transformation through Upgraded ITIs.
    • Total outlay: ₹60,000 crore
      • Centre: ₹30,000 crore
      • States: ₹20,000 crore
      • Industry: ₹10,000 crore
    • Targets 1,000 Government ITIs.
    • Uses Hub-and-Spoke model:
      • 200 Hub ITIs
      • 800 Spoke ITIs
    • Each Hub connected to around 4 Spoke ITIs. Pasted text

    Component I: Government ITIs

    • 1,000 Government ITIs upgraded.
    • Hubs provide:
      • Innovation centres
      • Training-of-trainers facilities
      • Production units
      • Placement services
    • Spokes provide wider access to modern infrastructure and training.
    • Focus on smart classrooms, modern laboratories, digital content and industry-aligned courses.

    Component II: NSTIs

    • Capacity augmentation of 5 National Skill Training Institutes (NSTIs):
      1. Bhubaneswar
      2. Chennai
      3. Hyderabad
      4. Kanpur
      5. Ludhiana
    • Establishment of sector-specific National Centres of Excellence.
    • Advanced training of trainers through international partnerships. Pasted text

    Industry-Led Governance

    • ITI selection is led by States/UTs in consultation with industry.
    • National Steering Committee (NSC):
      • Chaired by Secretary, MSDE.
      • Provides policy direction.
      • Finalises guidelines.
      • Monitors implementation.
    • Strategic Investment Plan (SIP) required from prospective industry partners. Pasted text

    SPV Structure

    • Special Purpose Vehicles (SPVs) govern upgraded ITI clusters.
    • Anchor Industry Partner: 51%
    • Centre: 24.5%
    • State Government: 24.5% Pasted text

    One-Year Progress

    • 850 ITIs identified:
      • 172 Hub ITIs
      • 678 Spoke ITIs
    • 36 States/UTs identified clusters and created dedicated budget heads.
    • 35 States/UTs constituted State Steering Committees.
    • 26 States/UTs initiated industry participation.
    • Nationwide rollout approved for all 200 ITI clusters.
    • SIPs approved for 14 ITI clusters.
    • SIP investment: ₹3,446 crore. Pasted text

    New-Age Courses

    DGT has introduced 32 new-age courses under the Craftsmen Training Scheme covering:

    • Artificial Intelligence
    • Cyber Security
    • Additive Manufacturing
    • Electric Vehicles
    • Semiconductor Technology
    • Robotics
    • Green Hydrogen
    • Drones
    • Internet of Things (IoT)
    • Solar Energy
    • 5G
    • Software Testing Pasted text

    International Partnerships

    • Singapore – NSTI Chennai
    • France – NSTI Kanpur
    • Australia – NSTI Bhubaneswar
    • Germany – NSTI Hyderabad Pasted text

    ITIs: Important Background

    • ITIs provide vocational training under the Craftsmen Training Scheme (CTS).
    • Training duration: 6 months to 2 years depending on trade.
    • Directorate General of Training (DGT), under MSDE, is the apex organisation for vocational training at national level.
    • ITIs are under administrative and financial control of State Governments and UT Administrations.
    • Total ITIs increased from 9,776 in 2014 to 13,888 in 2026.
    • ITI enrolment increased from 9.51 lakh in 2014-15 to 14.70 lakh in 2025-26. Pasted text

    UPSC Prelims Quick Revision

    1. PM-SETU was launched on 4 October 2025.
    2. Total outlay is ₹60,000 crore.
    3. It targets 1,000 Government ITIs.
    4. Hub-Spoke structure: 200 Hubs + 800 Spokes.
    5. Industry gets 51% ownership in SPVs.
    6. Five NSTIs are covered under Component II.
    7. DGT introduced 32 new-age courses.
    8. 850 ITIs have been identified after one year. Pasted text

    UPSC Prelims Trap

    • PM-SETU targets Government ITIs, not all private ITIs.
    • ITIs are under State/UT administrative and financial control, while DGT coordinates vocational training nationally.
    • SPV ownership is 51% Anchor Industry Partner + 24.5% Centre + 24.5% State.
    • PM-SETU has two components: Government ITI upgradation and NSTI capacity augmentation.
  • NABKISAN WASH Social Bond

    NABKISAN WASH Social Bond

    Why in the News?

    • NABKISAN Finance Limited, a subsidiary of NABARD, listed India’s first Social Bond exclusively focused on Water, Sanitation and Hygiene (WASH) on the National Stock Exchange (NSE) on 1 October 2026.
    • The issue raised ₹180 crore and was oversubscribed 1.8 times.

    Key Highlights

    • Issuer: NABKISAN Finance Limited.
    • Parent institution: National Bank for Agriculture and Rural Development (NABARD).
    • Sector: Water, Sanitation and Hygiene (WASH).
    • Amount raised: ₹180 crore.
    • Oversubscription: 1.8 times.
    • Tenure: 5 years.
    • Coupon rate: 8.10%.
    • Maturity: September 2031.
    • Credit ratings: CRISIL AAA (Stable) and CARE AAA (Stable).
    • Listed on the National Stock Exchange (NSE), Mumbai.

    Use of Bond Proceeds

    • Funds will support access to:
      • Safe water
      • Sanitation
      • Hygiene solutions
    • Target beneficiaries include rural and underserved communities.
    • Expected development outcomes include improved:
      • Health
      • Livelihoods
      • Quality of life
    • Demonstrates the use of capital-market instruments for social development financing.

    Institutional Support

    • Water.org: Technical Advisor and Knowledge Partner.
    • Other stakeholders included market institutions, advisors, trustees and arrangers.
    • The bond is intended to deepen India’s sustainable finance market.

    Important Full Forms

    • WASH: Water, Sanitation and Hygiene
    • NABKISAN: NABKISAN Finance Limited
    • NABARD: National Bank for Agriculture and Rural Development
    • NSE: National Stock Exchange
    • CRISIL: Credit Rating Information Services of India Limited
    • CARE: Credit Analysis and Research

    UPSC Prelims Trap

    • NABKISAN, not NABARD directly, issued the bond.
    • It is a Social Bond, specifically focused on WASH, not a conventional government bond.
    • ₹180 crore is the amount raised, while 1.8 times refers to the level of oversubscription.
    • 8.10% is the coupon rate, while September 2031 is the maturity period.
  • India’s First 5.56 km Free-Space Quantum Key Distribution Link

    India’s First 5.56 km Free-Space Quantum Key Distribution Link

    Why in the News?

    • QNu Labs, in collaboration with BISAG-N and IIT Gandhinagar, demonstrated India’s first free-space Quantum Key Distribution (QKD) link over 5.56 km.
    • The field trial was conducted on 27-28 September 2026 between BISAG-N and IIT Gandhinagar.

    Key Highlights

    • Distance: 5.56 km.
    • Technology: Free-space Quantum Key Distribution (QKD).
    • Quantum Bit Error Rate (QBER): below 5%.
    • Secure key generation rate: 230-260 bps.
    • Used Pointing, Acquisition and Tracking (PAT) system.
    • Secure keys were integrated with Vedic Kavach, BISAG-N’s post-quantum cryptography platform.
    • Demonstrated successful end-to-end encryption and decryption of test messages.

    Quantum Key Distribution

    • QKD enables secure communication by using quantum principles to establish cryptographic keys.
    • The demonstration used QNu Labs’ Armos hardware-based QKD device over free-space optical channels.
    • The system was combined with post-quantum cryptography (PQC) and quantum random number generation through Vedic Kavach.
    • The integrated architecture provides resilience even when the physical quantum channel is temporarily unavailable.

    Institutions and Roles

    • QNu Labs: Provided the QKD technology and Armos device.
    • BISAG-N: Provided the field environment and integrated Vedic Kavach.
    • IIT Gandhinagar: Provided the academic and experimental environment for the demonstration.
    • The demonstration highlights collaboration between industry, academia and indigenous technology.

    Significance

    • Provides a foundation for longer-distance quantum-secure networks.
    • Can support future satellite-based quantum communication.
    • Strengthens India’s secure communication infrastructure against quantum-era security threats.
    • Demonstrates integration of hardware-based QKD + software-based post-quantum cryptography.

    Prelims Quick Revision

    • India’s first free-space QKD demonstration: 5.56 km.
    • Trial locations: BISAG-N and IIT Gandhinagar.
    • Trial dates: 27-28 September 2026.
    • QBER: below 5%.
    • Key generation: 230-260 bps.
    • QNu Labs’ QKD device: Armos.
    • BISAG-N platform: Vedic Kavach.
    • BISAG-N is an autonomous scientific society under MeitY.
    • Architecture combines QKD + post-quantum cryptography + quantum random number generation.

    UPSC Prelims Trap

    • QKD and post-quantum cryptography are not the same: QKD uses quantum communication principles for key distribution, while PQC is a cryptographic approach designed to resist attacks from quantum computers.
    • The demonstration used free-space optical channels, not a conventional fibre-optic QKD link.
    • 5.56 km refers to the demonstrated communication-link distance, while 230-260 bps refers to the secure key generation rate.
    • Armos is QNu Labs’ hardware-based QKD device, while Vedic Kavach is BISAG-N’s software-based post-quantum cryptography platform.

  • 2 captive-bred Great Indian Bustards released in national park

    Why in the News

    For the first time, Great Indian Bustards (GIBs) bred in captivity have been returned to the wild, as conservation moves from raising birds in enclosures to rewilding them. The Union Environment Minister and Wildlife Institute of India (WII) scientists released two males into Desert National Park, Jaisalmer, Rajasthan, under Project GIB. Only about 150 GIBs are left in the wild.

    What is Project GIB, and why breed the bird in captivity?

    1. What it is: Project GIB is a long-term recovery programme for the critically endangered GIB. It runs two conservation breeding centres in Jaisalmer, at Ramdevra and Sam.
    2. Why it began: The wild population kept falling, so the centres raise a founder population, a starter stock for rewilding. It works like a seed bank kept for replanting a forest.
    3. How breeding works: From 2019, eggs collected from the wild were incubated artificially and the chicks hand-reared. These hand-reared birds later mated in captivity.
    4. Habitat restoration: The Rajasthan forest department has fenced about 200 sq km of grassland enclosures inside the park. WII has tracked tagged birds remotely for years (telemetry), and this data identifies the enclosures as prime breeding habitat.
    5. The takeaway: Captive breeding matters only if the birds survive in the wild, which this first release begins to test.

    What has the release achieved?

    1. First rewilding: Two male birds were released at Sam, the first of 11 birds earmarked for release.
    2. Captive stock: The centres hold 98 captive-bred birds, about 86 of them kept for captive reproduction.
    3. Breeding output: Captive reproduction yields more live chicks each year, with 29 born in 2026 against 24 in 2025.
    4. Reintroduction protocols: The Ministry of Environment, Forest and Climate Change says the release will help develop and refine protocols for returning captive-bred birds to natural habitat.

    Why does the GIB matter beyond the species?

    1. Grassland conservation: The GIB depends on open grassland, so protecting it protects an ecosystem often treated as wasteland. The Minister also linked it to land degradation neutrality, a goal where restored land offsets newly degraded land.
    2. Migratory stopover: GIB habitat is a resting stop for birds on the Central Asian Flyway. This migratory corridor crosses 30 countries from North to South Asia, linking the Arctic and Indian Oceans.

    Challenges

    1. Power line collisions: GIBs have poor frontal vision and fly into overhead transmission lines. Eg. The Supreme Court has heard cases on undergrounding lines in GIB habitat since 2021.
    2. Untested survival: Hand-reared birds have not learned predator avoidance or foraging from wild parents, so post-release survival is unknown.
    3. Narrow genetic base: A tiny wild population limits the genetic diversity of the founder stock.
    4. Grassland diversion: Open grasslands are converted to farming and renewable energy parks. Eg. Solar and wind projects in the Thar.

    Way Forward

    1. Post-release tracking: WII should tag every released bird and publish survival data before scaling up releases.
    2. Line mitigation: Power utilities should underground lines or fit bird diverters in priority GIB habitat.
    3. Grassland recognition: Rajasthan should record grasslands as ecosystems, not wasteland, in land records.
    4. Phased releases: Release the remaining earmarked birds in stages, adjusting protocols after each cohort.

    Conclusion

    Project GIB has moved from breeding numbers to the harder test of survival in the wild. Whether the released males survive, settle in the fenced enclosures and pair with wild birds is the metric to watch.

    Back2Basics: Great Indian Bustard

    1. Protection status: Critically Endangered on the International Union for Conservation of Nature (IUCN) Red List and listed in Schedule I of the Wild Life (Protection) Act, 1972.
    2. Identity: One of the heaviest flying birds, known locally as Godawan, and the State bird of Rajasthan.
    3. Habitat: Dry grasslands and scrub, with the largest population in Rajasthan, mainly in Desert National Park.
    4. Threats: Overhead power lines, windmills, noise and changes in landscape and cultivation.

    Matching Previous Year Question

    “[2024] Consider the following statements: Statement-I: The Indian Flying Fox is placed under the “vermin” category in the Wild Life (Protection) Act, 1972. Statement-II: The Indian Flying Fox feeds on the blood of other animals. Which one of the following is correct in respect of the above statements? (a) Both statement I and Statement II are correct and statement II explains statement I (b) Both Statement-I and Statement-II are correct, but Statement-II does not explain Statement-I (c) Staement- I is correct , but Statement II is incorrect* (d) Statement-I is incorrect, but Statement-II is correct ANSWER:”

  • The tussle over top posts in Central Armed Police Forces and IPS deputation

    Why in the News

    The Supreme Court’s 2025 direction to progressively reduce Indian Police Service (IPS) deputation in the Central Armed Police Forces (CAPFs) now runs against a new law that keeps most top posts for deputationists. Contempt petitions alleging non-compliance with that judgment will now be heard alongside the challenge to the Central Armed Police Forces (General Administration) Act, 2026.

    What are the CAPFs, and why are their top posts contested?

    1. Five forces: The CAPFs are the Central Reserve Police Force (CRPF), Border Security Force (BSF), Central Industrial Security Force (CISF), Indo-Tibetan Border Police (ITBP) and Sashastra Seema Bal (SSB).
    2. Cadre officers: Each force has its own cadre of Group A executive officers, generally recruited as Assistant Commandants, who can rise to senior command posts.
    3. Deputation route: IPS officers are also lent to the forces, like managers sent from head office. Earlier rules filled 20% of Deputy Inspector General (DIG) and 50% of Inspector General (IG) posts this way.
    4. Cadre grievance: With few posts at the top, every deputation slot cuts promotion chances for career officers of the forces.
    5. The takeaway: The dispute is about who commands the forces: career insiders or IPS officers on deputation.

    Why did stagnation persist after court rulings?

    1. Non-Functional Financial Upgradation (NFFU): NFFU pays a higher grade’s salary when no promotion vacancy exists. The Delhi High Court granted it in 2015, and the Supreme Court upheld it in 2019.
    2. Partial relief: NFFU follows the existing Recruitment Rules, which require a fixed number of years in each rank. The count for the next upgrade restarts only on an actual promotion, so stagnation continues.
    3. Officers’ demand: Cadre officers want Service Rules that base their progression on total qualifying service, not on years spent in each rank.
    4. 2025 judgment: In May 2025 the Supreme Court ruled on cadre career progression and directed a progressive reduction of IPS deputation.
    5. Alleged non-compliance: The Ministry of Home Affairs (MHA) has since brought 46 IPS officers into the forces, which the contempt petitions challenge.

    What does the CAPF Act, 2026 change?

    1. Umbrella framework: The Act, introduced as a Bill in March, creates one framework for Group A officers of all five CAPFs. The Centre frames rules on recruitment, promotion and service conditions.
    2. Override clause: This rule-making power operates notwithstanding any inconsistent judgment, decree or order of a court, so the rules stand even against a contrary court ruling. They also prevail over inconsistent rules or government orders.
    3. Deputation quotas: The Act reserves 50% of IG and at least 67% of Additional Director General (ADG) posts for deputation.
    4. Top posts: All Special Director General and Director General posts go to deputationists.
    5. Opposition objection: Opposition MPs argued that the law sets aside the Supreme Court’s judgment in effect.

    What is the Centre’s case, and why is the hearing itself disputed?

    1. Operational role: The Ministry of Home Affairs (MHA) argues that CAPFs, given their operational role, cannot be treated on a par with civilian Group A services.
    2. Centre-State link: IPS officers, the MHA says, connect the Centre with State police when the forces deploy in States.
    3. Deputation paradox: The Centre itself struggles to fill IPS-reserved posts because States are reluctant to release officers on central deputation.
    4. Listing controversy: The contempt cases were listed before Justices Ujjal Bhuyan and A S Chandurkar, then struck off. They went to a special Bench of Justices Manoj Misra and Bhuyan after the Centre asked the Chief Justice of India to club the two cases.
    5. Officers’ objection: CAPF officers’ lawyers argued that the two cases are distinct.

    Challenges

    1. Legislative override: Parliament may change the law a judgment rests on but cannot simply overrule the judgment, so the override clause invites a court challenge.
    2. Blocked promotions: Fixed top-level quotas keep cadre officers stagnating in middle ranks, hurting morale.
    3. Listing transparency: Striking a listed case off without stated reasons weakens confidence in the Registry.

    Way Forward

    1. Cadre review: The MHA should run a time-bound cadre review to add senior posts.
    2. Service-based progression: Frame Service Rules linking financial upgrades to total qualifying service, as cadre officers seek.
    3. Calibrated deputation: Restrict deputation to posts needing Centre-State coordination, with a published reduction schedule.
    4. Reasoned listing orders: The Registry should record reasons whenever a listed case is removed or a Bench reconstituted.

    Conclusion

    The contest has moved from service rules to whether Parliament can legislate around a judicial direction on who commands the forces. The joint hearing before one Bench will decide whether the Court’s earlier judgment survives.

    Matching Previous Year Question

    “[2023, GS3, 15 marks] What are the internal security challenges being faced by India? Give out the role of Central Intelligence and Investigative Agencies tasked to counter such threats.”