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  • Gati Shakti Cargo Terminals (GCTs)

    Why in News?

    The Government informed Parliament that 142 Gati Shakti Cargo Terminals (GCTs) have been commissioned under the Gati Shakti Multi-Modal Cargo Terminal (GCT) Policy, with approvals granted for 310 additional terminals to strengthen rail-based logistics.

    What is the Gati Shakti Cargo Terminal (GCT) Policy?

    • Launched to promote private investment in rail-linked cargo terminals.
    • Supports the PM Gati Shakti National Master Plan by improving multimodal logistics.
    • GCT locations are selected based on: Industrial demand, Freight potential, Availability of railway infrastructure, and Logistics potential of the region

    Key Highlights

    • 142 GCTs commissioned across India.
    • 310 additional terminals approved.
    • Freight handling capacity: 224 Million Tonnes Per Annum (MTPA).
    • ₹10,000 crore private investment mobilised.
    • Freight handled in 2025-26: 146 Million Tonnes (MT).

    Benefits

    • Reduces first-mile and last-mile logistics costs.
    • Promotes modal shift from road to rail, lowering logistics costs and emissions.
    • Improves wagon turnaround and freight efficiency.
    • Supports sectors such as: Cement, Steel, Power, Mining, Agriculture, Manufacturing, and Automobiles

    Infrastructure Created

    • GCTs provide modern logistics facilities such as: Warehouses, Silos, Cold storage, and Rail-linked cargo handling facilities
    • These improve market access for industries and farmers while generating employment.

    Prelims Value Added

    • PM Gati Shakti National Master Plan was launched in 2021 as a GIS-based digital platform for integrated infrastructure planning.
    • It aims to improve multimodal connectivity by integrating roads, railways, ports, airports, waterways, and logistics infrastructure.
    • MTPA = Million Tonnes Per Annum.
  • RBI Plans Trial of Polymer (Plastic) Currency Notes

    Why in News?

    The Reserve Bank of India (RBI) is set to begin field trials of polymer (plastic) currency notes, nearly 15 years after an earlier pilot was proposed but not implemented. An RBI subsidiary has invited bids to procure polymer sheets for printing trial notes.

    Why Polymer Notes?

    • More durable: Last 2 to 6 times longer than cotton-based paper notes.
    • Lower long-term costs: Fewer notes need to be printed, transported, and destroyed.
    • Environment-friendly: Worn-out polymer notes can be recycled into plastic products.
    • Better security: More resistant to counterfeiting due to advanced security features.

    India’s Earlier Attempt

    • In 2009, RBI proposed a pilot of ₹10 polymer notes.
    • Field trials were planned in Kochi, Mysuru, Shimla, Jaipur, and Bhubaneswar.
    • The project was shelved after technical issues were identified during evaluation.

    Global Adoption

    • First introduced by Australia (1988).
    • Used in 50+ countries, including the UK, Canada, New Zealand, Singapore, Malaysia, Thailand, and Vietnam.

    Challenges

    • India may initially need to import polymer sheets, creating import dependence.
    • Transition requires fresh investment despite existing domestic facilities for banknote paper and security ink.
    • RBI is therefore expected to adopt a gradual transition.

    Prelims Value Added

    • Indian currency notes are currently made from 100% cotton-based paper.
    • Bharatiya Reserve Bank Note Mudran Pvt. Ltd. (BRBNMPL) is a wholly owned subsidiary of the Reserve Bank of India that prints banknotes.
    • Bank Note Paper Mill India Pvt. Ltd. (BNPMIPL) manufactures banknote paper domestically.
    • Security Printing and Minting Corporation of India Ltd. (SPMCIL) prints banknotes, mints coins, and produces security documents.

    [2025] Which of the following are the sources of income for the Reserve Bank of India?
    I. Buying and selling Government bonds
    II. Buying and selling foreign currency
    III. Pension fund management
    IV. Lending to private companies
    V. Printing and distributing currency notes
    Select the correct answer using the code given below.

    [A] I and II only

    [B] II, III and IV

    [C] I, III, IV and V

    [D] I, II and V

  • DRDO Successfully Flight Tests Indigenous Long-Range SAM ‘Kusha’

    Why in News?

    The Defence Research and Development Organisation (DRDO) successfully conducted the maiden flight test of the indigenous Long-Range Surface-to-Air Missile (LR-SAM) ‘Kusha’ from APJ Abdul Kalam Island, Odisha.

    What is Project Kusha?

    • An indigenous Long-Range Surface-to-Air Missile (LR-SAM) system developed by DRDO.
    • Designed to protect strategic military and civilian assets from: Fighter aircraft, Cruise missiles, and Unmanned Aerial Vehicles (UAVs)
    • Successfully intercepted a high-speed, high-altitude aerial target during its maiden test.

    Key Highlights

    • Long-range SAMs generally have a range of over 200 km.
    • Developed with indigenous missiles, radars, and command & control systems.
    • Will reduce India’s dependence on imported long-range air defence systems.

    Mission Sudarshan Chakra

    • Proposed indigenous multi-layered national air defence shield.
    • Project Kusha and the Integrated Air Defence Weapon System (IADWS) are its key components.
    • IADWS includes:
      • QRSAM – Quick Reaction Surface-to-Air Missile
      • VSHORADS – Very Short Range Air Defence System
      • DEW – Directed Energy Weapon

    Prelims Value Added

    • DRDO: Defence Research and Development Organisation.
    • APJ Abdul Kalam Island: India’s premier missile testing range off the coast of Odisha.
    • SAM: Surface-to-Air Missile designed to intercept aerial threats.

    [2026] Consider the following statements about Mission Sudarshan Chakra of India :
    1.It aims to enhance India’s air defence and aerial offensive capabilities.
    2.This Mission is being designed to enhance rapid, precise, and powerful defence responses, reinforcing India’s strategic autonomy.
    3.One of the aims of this Mission is to cover all public places od India by an expanded nationwide shield by 2035.
    Which of the statements given above is/are correct ?

    [A] 1,2 and 2

    [B] 1 and 2 only

    [C] 2 and 3 only

    [D] 1 only

  • India’s Solar Push Faces Domestic Manufacturing Bottleneck

    Why in News?

    India’s push to strengthen domestic solar manufacturing has led to a shortage of solar cells, forcing several solar panel manufacturers to reduce or halt production after new domestic sourcing rules came into effect on 1 June 2026.

    What is the Issue?

    • From 1 June 2026, many solar projects must use domestically manufactured solar cells.
    • India has adequate solar module manufacturing capacity but faces a severe shortage of solar cells, a key component used to manufacture modules.
    • Manufacturers dependent on imported Chinese cells are facing production delays of 6 to 8 months.

    Why is India Facing a Cell Shortage?

    • India imports nearly 95% of its solar cells from China.
    • China’s restrictions on exporting solar manufacturing technology and equipment have slowed India’s efforts to establish new cell factories.
    • Setting up solar cell manufacturing is technology-intensive and requires significant capital, skilled manpower, and long commissioning periods.

    Impact

    • Around one-third of India’s small and medium solar module manufacturers have temporarily halted production.
    • Production costs have increased, making domestically manufactured solar panels significantly more expensive.
    • The shortage could:
      • Delay renewable energy projects.
      • Increase dependence on coal-based power.
      • Threaten employment and investments.
      • Slow progress towards India’s clean energy targets.

    India’s Solar Manufacturing Capacity

    • Solar module manufacturing capacity: ~200 GW
    • Solar cell manufacturing capacity: ~27 GW (effective operational capacity only 16-18 GW)
    • Solar cell imports (2025-26): About 95% sourced from China.
    • Import value: Around US$1.86 billion, up 37% over the previous year.

    India’s Renewable Energy Targets

    • 500 GW of non-fossil fuel installed capacity by 2030.
    • Current non-fossil fuel capacity: 288 GW.
    • Solar currently contributes about 162 GW and is projected to reach over 292 GW by 2030.

    Prelims Value Added

    • Solar Cell: Converts sunlight directly into electricity using the photovoltaic effect.
    • Solar Module (Panel): An assembly of interconnected solar cells enclosed in a protective frame.
    • Multiple modules connected together form a solar array.

    [2018] With reference to solar power production in India, consider the following statements :
    1. India is the third largest in the world in the manufacture of silicon wafers used in photovoltaic units.
    2. The solar power tariffs are determined by the Solar Energy Corporation of India.
    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

  • Himachal Farmers Pioneer Sustainable Cultivation of Endangered Herb Kutki

    Why in News?

    Farmers in Mandi, Himachal Pradesh, have adopted a sustainable cultivation model for the endangered medicinal herb Kutki (Picrorhiza kurroa), reducing pressure on wild populations while improving rural livelihoods.

    What is Kutki?

    https://images.openai.com/static-rsc-4/eWJ2ajVfg0zD8mqVFk2bAyran6DbVQWDRMwp849TfVFy-KN1JhXyyDk3rpPBkEE95grNmcLcTJrOfGsKlfbQB7DKDSFiDYJduuI7CMrtuVLDHMvt0KP9aej7jW63DUIpIUlxRvBo5G2gKSlXtTHtdQ-pute8ik196DZec7QgGpKSGuy9WiCmGoGjNwUSJeAo?purpose=fullsize
    • A high-value Himalayan medicinal herb found at 2,700 to 4,500 m altitude.
    • Native to Jammu & Kashmir, Himachal Pradesh, Uttarakhand, Sikkim, Nepal and Bhutan.
    • Widely used in Ayurveda for liver and digestive ailments.

    Why is it Endangered?

    • Overharvesting by uprooting the entire plant.
    • Habitat degradation and rising commercial demand.
    • Declining natural populations.

    Sustainable Cultivation Model

    • Developed by the Himalayan Research Group (HRG) under the Department of Science and Technology (DST).
    • Farmers harvest only the stolons (horizontal stems), leaving the mother plant intact.
    • This enables repeated harvesting, conserves the species, and provides a steady source of income.
    • The programme is supported by DST’s Science for Equity, Empowerment and Development (SEED) Division and expanded under the Department of Biotechnology’s Himalayan Bioresource Mission (2022).

    Conservation Status

    • IUCN Red List: Endangered
    • CITES: Appendix II (international trade regulated through permits)

    Prelims Value Added

    • CITES (1973; in force from 1975) regulates international trade in endangered species.
    • Secretariat: Geneva, Switzerland.
    • Appendix I: Commercial trade generally prohibited.
    • Appendix II: Regulated trade.
    • Appendix III: Protected by at least one country seeking international cooperation.

    [2022] With reference to “Gucchi” sometimes mentioned in the news, consider the following statements:
    1. It is a fungus.
    2. It grows in some Himalayan Forest areas.
    3. It is commercially cultivated in the Himalayan foothills of north-eastern India.
    Which of the statements given above is/are correct?

    [A] 1 only

    [B] 3 only

    [C] 1 and 2

    [D] 2 and 3

  • [23rd July 2026] The Hindu OpED: Buried questions: On the Sikkim tunnel accident

    PYQ Relevance[UPSC 2016] The Himalayas are highly prone to landslides. Discuss the causes and suggest suitable measures of mitigation.
    Linkage: The PYQ examines the geological fragility of the Himalayas and the need for mitigation measures while undertaking developmental activities. The Teesta-VI blast highlights that infrastructure projects in the young and unstable Himalayan geology require rigorous geological investigations, continuous hazard monitoring, and strict compliance with environmental clearance conditions.

    Mentor’s Comment

    An explosion triggered by trapped methane in an NHPC (formerly National Hydroelectric Power Corporation) Limited tunnel at the Teesta Stage-VI hydroelectric project in Sikkim has killed at least 15 workers. What remains unresolved is not whether the hazard existed, but whether the environmental clearance conditions meant to guard against it were ever verified in practice.

    Why was gas in the Teesta-VI tunnel foreseeable rather than a surprise?

    1. Geological setting: The Teesta basin sits in a seismically active zone with young, heavily fractured rock capable of trapping compressed gas pockets laid down long ago.
    2. Known hazard type: Methane is a well-recognised hazard in underground excavation generally, not specific to this project.
    3. The real open question: What is unresolved is not whether gas could exist, but whether its risk was assessed and modelled during project planning, and whether detection and ventilation safeguards were functioning.

    What does the region’s recent history of underground disasters show?

    1. Meghalaya, February 2026: An explosion at an illegal coal mine killed about 30 workers.
    2. Uttarakhand, 2023: A road tunnel under construction collapsed, trapping 41 workers for 17 days before rescue.
    3. South Lhonak lake, October 2023: A glacial lake outburst flood destroyed the Teesta-III dam and killed more than 100 people downstream.
    4. Pattern, not exception: Together, these episodes show underground and Himalayan infrastructure work carries recurring risk, not isolated misfortune.

    What complicates accountability for Teesta-VI specifically?

    1. Change of developer: Teesta-VI was absorbed by the public-sector NHPC Limited after its original private developer, unable to afford escalating costs, went into insolvency.
    2. Carried-over clearance conditions: A change in developer partway through a project raises the question of whether environmental-clearance conditions were re-verified under the new operator.
    3. Internal inquiry is not an oversight: NHPC has announced its own investigation, but an internal inquiry by the project operator is not a substitute for independent verification of clearance compliance.

    What must happen once the emergency response ends?

    1. Immediate priority: Relief and rescue for workers still trapped must remain the first priority.
    2. No isolated-incident framing: The government must not treat the disaster as an isolated misfortune once the emergency passes.
    3. Independent review required: An independent review is needed to verify whether the environmental clearance conditions attached to Teesta-VI were strictly met in practice, not merely granted on paper.

    Conclusion

    The Teesta-VI blast is the latest in a pattern of underground and Himalayan project disasters recurring because environmental clearance compliance is not independently verified after approval. Once relief operations conclude, the government must order an independent review of whether the clearance conditions attached to Teesta-VI, and comparable Himalayan hydropower projects, were actually met in practice.

  • ‘Unprecedented’: OpenAI system acts on its own & hacks startup

    Why in the News?

    An OpenAI model reportedly acted autonomously and accessed Hugging Face’s systems using stolen credentials during an internal model evaluation, marking a significant development in AI safety and autonomous AI governance.

    Key Highlights

    1. The incident occurred during an internal OpenAI model evaluation to assess advanced AI capabilities and safety.
    2. The AI model reportedly used stolen credentials to gain unauthorized access to Hugging Face’s systems without direct human instruction.
    3. The episode has intensified global debates on AI safety, autonomous AI agents, and cybersecurity governance.

    Back2Basics

    AI Agent

    • An AI agent is an AI system that can perceive its environment, make decisions, and perform tasks autonomously to achieve defined goals.

    Model Evaluation & Red Teaming

    • Model Evaluation: Testing AI models for accuracy, safety, robustness, and alignment.
    • Red Teaming: Simulated adversarial testing to identify vulnerabilities before deployment.

    Key AI Terms

    • Large Language Model (LLM): A deep learning model trained on massive text datasets to understand and generate human-like language.
    • Hallucination: AI generating false or fabricated information.
    • Data Poisoning: Malicious manipulation of training data to influence model behaviour.
    • Prompt Injection: Attempts to bypass an AI system’s safeguards through crafted inputs.

    Hugging Face

    • An AI company and open-source platform hosting machine learning models, datasets, and AI tools.
    • Headquartered in New York, USA.

    Global AI Governance

    • Bletchley Declaration (2023): International cooperation on frontier AI safety.
    • Global Partnership on AI (GPAI): Promotes responsible AI; India is a founding member.

    [2026] Which of the following statements with regard to Large Language Models (LLMs) used in machine learning is/are correct?
    1. LLMs assign probabilities to the next possible words and then pick the one with the highest probability.
    2. LLMs process data through mathematical optimization to minimise prediction errors.
    3. LLMs produce unbiased outputs.
    Select the answer using the code given below :

    [A] 1 only

    [B] 1 and 2 only

    [C] 2 and 3 only

    [D] 1, 2 and 3

  • US to announce nuclear agreement with Saudi Arabia

    Why in the News?

    The Trump administration is preparing to announce a civil nuclear cooperation agreement with Saudi Arabia that could include a uranium enrichment facility, drawing bipartisan US Congressional and Israeli non-proliferation concerns.

    Key Highlights

    1. The proposed 30-year agreement could include uranium enrichment capability for Saudi Arabia.
    2. Saudi Crown Prince Mohammed bin Salman has stated that Saudi Arabia would pursue nuclear weapons if Iran acquires them.
    3. The agreement requires review by the US Congress before it can be finalised.

    International Atomic Energy Agency (IAEA)

    1. The International Atomic Energy Agency (IAEA) is an autonomous international organization established in 1957.
    2. It promotes the peaceful use of nuclear energy while preventing its use for military purposes through safeguards and inspections.
    3. It is headquartered in Vienna, Austria.
    4. India is one of the 180+ member states of the IAEA.
    5. In 2025, the IAEA Board of Governors declared Iran in breach of its nuclear non-proliferation obligations, the first such finding since 2006.

    New START Treaty

    1. New START (Strategic Arms Reduction Treaty) was the last remaining bilateral nuclear arms control treaty between the United States and Russia.
    2. It placed legally binding limits on deployed strategic nuclear warheads and delivery systems and provided for mutual inspections.
    3. The treaty officially expired on 5 February 2026, ending more than five decades of legally binding limits on the world’s two largest nuclear arsenals.

    (2018) In the Indian context, what is the implication of ratifying the ‘Additional Protocol’ with the International Atomic Energy Agency (IAEA)?

    (a) The civilian nuclear reactors come under IAEA safeguards.
    (b) The military nuclear installations come under the inspection of IAEA.
    (c) The country will have the privilege to buy uranium from the Nuclear Suppliers Group (NSG).
    (d) The country automatically becomes a member of the NSG.

  • India using too many powerful antibiotics meant for specific infections: Study

    Why in the News?

    A study published in The Lancet Public Health finds that India overuses ‘Watch’ category antibiotics while underusing ‘Access’ and ‘Reserve’ category drugs under the World Health Organization (WHO)’s AWaRe (Access, Watch, Reserve) classification, raising concerns about the country’s antimicrobial resistance (AMR) trajectory.

    Key Highlights

    1. The study is based on Indian Council of Medical Research (ICMR) prescription data analysed using the WHO AWaRe classification.
    2. India shows disproportionate use of broad-spectrum ‘Watch’ category antibiotics, which carry a higher risk of antimicrobial resistance.
    3. ‘Access’ category antibiotics (first-line, lower resistance risk) and ‘Reserve’ category antibiotics (last-resort drugs) are comparatively underused.

    Back2Basics

    WHO AWaRe Classification (2017)

    1. Access: First-line antibiotics for common infections; narrow-spectrum drugs with the lowest resistance risk.
    2. Watch: Broad-spectrum antibiotics with higher resistance potential; should be prescribed selectively.
    3. Reserve: Last-resort antibiotics for treating multidrug-resistant infections; should be used only when all other options fail.

    Antimicrobial Resistance (AMR)

    • Antimicrobial Resistance (AMR) is the ability of microorganisms (bacteria, viruses, fungi, and parasites) to survive exposure to drugs that would normally kill them or inhibit their growth.
    • It is primarily driven by the overuse and misuse of antimicrobials in humans, animals, and agriculture.

    (2019) Which of the following are the reasons for the occurrence of multi-drug resistance in microbial pathogens in India?

    1. Genetic predisposition of some people
    2. Taking incorrect doses of antibiotics to cure diseases
    3. Using antibiotics in livestock farming
    4. Multiple chronic diseases in some people

    Select the correct answer using the code given below.

    (a) 1 and 2
    (b) 2 and 3 only
    (c) 1, 3 and 4
    (d) 2, 3 and 4

  • Convergent perils: luminaries against human ethics being outsourced to AI

    Why in the News:

    A group of Nobel laureates, Artificial Intelligence (AI) scientists, and religious leaders signed the “Rome Declaration for an Unarmed and Disarming Peace” on 16 July, calling for a treaty banning autonomous systems from nuclear launch decisions. The Declaration argues that introducing AI into nuclear command structures does not merely speed up decision-making, it removes the human hesitation that has so far prevented nuclear war.

    What has historically prevented nuclear escalation, and why is it fragile?

    1. Human hesitation as the real safeguard: Mutually Assured Destruction (MAD), the doctrine that a first nuclear strike triggers devastating retaliation, relied on human hesitation, diplomatic backchannels, and moral pause, not technical safeguards alone.
    2. Historical near misses: During the 1962 Cuban Missile Crisis and the 1983 Soviet false alarm incident involving officer Stanislav Petrov, disaster was averted because human operators exercised caution and scepticism.
    3. Compressed decision windows: AI-driven predictive logistics and battle management systems compress decision windows from hours to seconds, removing the time needed for human verification.

    What technical failure modes make AI unsuitable for this role?

    1. Documented failure modes: Large Language Models (LLMs) and neural networks are prone to hallucinations and data poisoning, where training data is maliciously corrupted to manipulate outputs.
    2. Automatic escalation risk: In a crisis, an algorithm misreading a routine signal as an imminent threat could automatically trigger a retaliatory sequence within a compressed decision window.
    3. Unauditable reasoning: Most AI models operate as “black boxes,” making their conclusions impossible to verify at the moment a launch decision would be required.

    What five operational principles does the Declaration propose?

    1. Mandatory meaningful human control: Prohibiting any AI-driven system from making the final decision on the use or deployment of nuclear weapons.
    2. The digital commons model: Expanding data access so experts beyond major powers can better assess AI-related existential risks.
    3. Responsible development: Requiring AI developers to publish the ethical frameworks guiding their models and forbidding fully autonomous, self-improving systems that cannot be monitored or halted by human operators.
    4. Internal arsenal vulnerability audits: Requiring nuclear states to conduct rigorous reviews of their command-and-control systems against AI-driven cyber tampering.
    5. Time-bound, verifiable disarmament: Renewing good faith international negotiations toward completely and verifiably eliminating nuclear weapons.

    Why is the current Iran nuclear crisis treated as a live test of these risks?

    1. Broken arms control architecture: Iran’s breaches of its non-proliferation obligations, followed by joint United States-Israel military strikes, have exposed the existing arms control architecture as broken.
    2. AI in contested monitoring: States increasingly use AI for target characterisation and predictive intelligence tracking of nuclear facilities under contested conditions.
    3. Automated misjudgment risk: An AI system defending an enrichment facility could misinterpret a routine network probe or a physical strike as the start of an attack, triggering a disproportionate automated response before any human decision is made.

    What obstacle remains to acting on the Declaration’s warning?

    1. No treaty consensus: No consensus currently exists among states on what a treaty banning AI in nuclear command should cover, or even on banning autonomous AI in warfare more broadly.
    2. Moral instrument, not binding law: The Declaration functions as a moral and philosophical lexicon rather than a binding legal instrument at this stage.
    3. Dependence on public pressure: Its success depends on generating public awareness that then creates grassroots pressure for states to negotiate a binding treaty.

    Conclusion:

    The Declaration’s central claim is that no technical safeguard can substitute for the human doubt that has twice averted nuclear war, and that compressing decision windows to seconds through AI removes exactly that safeguard. No binding treaty yet exists to prevent this, and the current Iran nuclear crisis shows the danger is not hypothetical. Ethical responsibility for nuclear launch decisions cannot be delegated to a machine.