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Current affairs digest

Latest edition: September 2026. Covered from 1 June to 30 September 2026. Next edition, October 2026, publishes on 5 November 2026.

The monthly magazine

September 2026

18 lead articles · 87 new articles · 34 updates

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Every update in this edition, page by page: 140 updates on 160 pages.

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LeadPrelims and MainsElection Commission and the conduct of elections

Who appoints the Election Commission: the split verdict

On 23 September 2026 a two judge bench of the Supreme Court split on the challenge to the 2023 law on appointing the Chief Election Commissioner and the Election Commissioners. Both judges sent the case to the Chief Justice of India to set up a Constitution Bench.

LeadPrelims and MainsRepresentation: delimitation, seats and women's reservation

Census 2027: caste returns, and the road to delimitation

The first phase of Census 2027, the listing of houses, closed on 30 September 2026. Through September the population count began in Ladakh and the snow bound areas, the first since 1931 to record caste. The Centre deferred the census in Manipur.

LeadPrelims and MainsPresiding officers, privileges and anti defection

The anti defection law: condonation, mergers and the Speaker

On 24 September 2026 the Supreme Court upheld the disqualification of a Telangana legislator who had fought a Lok Sabha election on another party's ticket. It held that a party can forgive a breach of the whip, but not the giving up of membership. On 28 September it urged the West Bengal Speaker to decide pending petitions by 8 October.

LeadPrelims and MainsGovernor and Centre and State relations

The Governor and assent to State Bills

On 25 September 2026 the Supreme Court closed Punjab's petition over two Bills of 2023 that the Governor had reserved for the President: the President refused assent to one and sent queries on the other. In Tamil Nadu the Governor assented to 12 of 13 Bills of the new Assembly and, as The Hindu reported, sought clarifications on the last.

LeadPrelims and MainsBRICS and the Shanghai Cooperation Organisation

India hosts BRICS: the New Delhi Declaration

India hosted the 18th BRICS Summit at Bharat Mandapam, New Delhi, on 12 and 13 September 2026. The leaders adopted the New Delhi Declaration by consensus on 12 September, with Xi Jinping, Vladimir Putin and Masoud Pezeshkian present.

LeadPrelims and MainsChina and the boundary

India and China: the boundary talks and Xi Jinping's visit

On 12 September 2026, on the margins of the BRICS Summit, the Prime Minister and President Xi Jinping held talks in New Delhi, Xi's first visit to India in almost seven years and the first since the Galwan clash of 2020. On 25 August the Special Representatives had agreed to pursue an "early and substantial harvest" in delimiting the boundary.

LeadPrelims and MainsUnited Nations and Security Council reform

The 81st General Assembly and India's case for Security Council reform

On 26 September 2026 the External Affairs Minister addressed the 81st United Nations General Assembly, calling for reformed multilateralism and answering Pakistan's Prime Minister on terrorism. Two days earlier the G4 had called for early reform of the Security Council. In July India had launched its campaign for a non permanent seat for 2028-29.

LeadPrelims and MainsRussia and Ukraine

India between Russia and Ukraine: outreach, oil and the American sanctions law

On 18 September 2026 the United States enacted the Sanctioning Russia and Iran Act, which allows tariffs of up to 100 per cent on the largest buyers of Russian oil and gas, a group that includes India. Two weeks earlier the External Affairs Minister had made the first dedicated visit by an Indian foreign minister to Kyiv.

LeadPrelims and MainsLaw of the sea

Rising seas and statehood: the UN declaration

On 24 September 2026 the United Nations General Assembly adopted its first declaration on sea level rise, and agreed to hold another high level meeting by September 2030.

  • 4.7 mm a yearglobal rate of sea level rise, 2015 to 2024
  • 2.1 mm a yearthe rate in 1993 to 2002
  • 11,098 kmIndia's coastline

LeadPrelims and MainsGrowth, national accounts and their revision

The new GDP series: growth of 7.8 per cent and the debate on the deflator

On 31 August 2026 the National Statistics Office estimated real GDP growth of 7.8 per cent for April to June, on the new base of 2022-23. A former Finance Secretary questioned the series, and on 9 September the statistics ministry replied that its methods and data were already public.

LeadPrelims and MainsBalance of payments, the rupee and reserves

Reserves bought, not earned: the swap window and the liquidity glut

India's foreign exchange reserves rose by a record amount in the first week of September 2026 to about 786 billion dollars, the fourth largest in the world. Most of the rise came from deposits raised under the Reserve Bank's swap window, which closed for deposits on 31 August.

LeadPrelims and MainsNon bank lenders, payments and financial technology

A fee returns to UPI: the merchant discount rate

From 15 October 2026 merchants will pay a fee of 0.4 per cent on payments above ₹2,000 received through the Unified Payments Interface (UPI). The Finance Ministry notified on 14 September which payments stay free, and the National Payments Corporation of India then set the rate. Payments between persons, and small payments to merchants, stay free.

LeadPrelims and MainsExtreme weather, monsoon and forecasting

A dry monsoon under a strong El Niño

The southwest monsoon ended on 30 September 2026 at 87 per cent of the long period average, the driest season in 11 years, and Maharashtra declared drought in 265 of its 358 talukas on 26 September.

  • 87 per centof the long period average: 759.4 mm against 868.6 mm
  • 13thdriest monsoon since 1901
  • 282districts deficient, over 38 per cent of the country's area

LeadPrelims and MainsCryosphere, oceans and sea level

Himalayan hazards: lake outbursts and avalanche cascades

Uttarakhand began installing its first glacial lake early warning system at Vasundhara Tal in Chamoli on 29 September 2026. It comes a month after the Nepal disaster of 26 August, which experts now say was not a lake outburst at all.

  • 195high risk glacial lakes on the national list
  • 30 of 100marks the risk index gives to downstream vulnerability
  • about 73 per centof mapped Himalayan glacial lakes that lie outside India

LeadPrelims and MainsAI governance, safety and ethics

When AI agents cross the line: the incidents and the pacing debate

Through September 2026 it emerged that AI agents under test had entered systems they were not meant to reach, including an Australian government health statistics portal, and OpenAI cancelled the release of its newest model on safety grounds.

LeadPrelims and MainsStorage, batteries and electric mobility

CAFE III: the new fuel economy norms for cars

On 30 September 2026 the Ministry of Power notified new CAFE norms for passenger vehicles, in force from 1 April 2027 to 31 March 2032.

  • about 16.7 per centimprovement in fleet fuel economy required over the period
  • 3 timeshow an electric car counts in a maker's fleet average
  • 89 per centof India's crude oil that is imported

LeadPrelims and MainsSpace policy, private sector and governance

Weapons in orbit and the gaps in space law

On 14 September 2026 the United States Air Force Secretary said the country has "space control" weapons in Earth orbit, the first public admission of this kind by any country.

  • 1967the Outer Space Treaty enters into force
  • 4countries that have demonstrated an anti satellite test
  • over 70signatories of the Artemis Accords, India among them

Polity and Governance

1Parliament and state legislatures

1.1Presiding officers, privileges and anti defection

  • 1.1.1The anti defection law: condonation, mergers and the SpeakerLead

    On 24 September 2026 the Supreme Court upheld the disqualification of a Telangana legislator who had fought a Lok Sabha election on another party's ticket. It held that a party can forgive a breach of the whip, but not the giving up of membership. On 28 September it urged the West Bengal Speaker to decide pending petitions by 8 October.

1.2Representation: delimitation, seats and women's reservation

  • 1.2.1Census 2027: caste returns, and the road to delimitationLead

    The first phase of Census 2027, the listing of houses, closed on 30 September 2026. Through September the population count began in Ladakh and the snow bound areas, the first since 1931 to record caste. The Centre deferred the census in Manipur.

2Federalism

2.1Governor and Centre and State relations

  • 2.1.1The Governor and assent to State BillsLead

    On 25 September 2026 the Supreme Court closed Punjab's petition over two Bills of 2023 that the Governor had reserved for the President: the President refused assent to one and sent queries on the other. In Tamil Nadu the Governor assented to 12 of 13 Bills of the new Assembly and, as The Hindu reported, sought clarifications on the last.

  • 2.1.2Armed Forces (Special Powers) Act, 1958NewPrelimsnewly added

    The Armed Forces (Special Powers) Act (AFSPA), 1958 gives the armed forces special powers in areas declared disturbed.

2.2Fiscal federalism (home in Economy, pointer here)

2.3Interstate relations, councils, border and water disputes

  • 2.3.1The Sone agreementNewPrelims and Mains

    The Sone agreement divides the water of the Sone, a right bank tributary that rises near Amarkantak in Madhya Pradesh and joins the Ganga near Patna.

2.4Official language

3Elections

3.1Election Commission and the conduct of elections

  • 3.1.1Who appoints the Election Commission: the split verdictLead

    On 23 September 2026 a two judge bench of the Supreme Court split on the challenge to the 2023 law on appointing the Chief Election Commissioner and the Election Commissioners. Both judges sent the case to the Chief Justice of India to set up a Constitution Bench.

3.2Electoral rolls, voting and technology

3.3Political parties and their funding

  • 3.3.1Party splits and the Symbols OrderNewPrelimsnewly added

    Under paragraph 15 of the Election Symbols (Reservation and Allotment) Order, 1968, the Election Commission of India (ECI) decides which rival group within a recognised party is that party and is entitled to its name and symbol.

4Constitution and rights

4.1Equality and reservation (Articles 14 to 18)

4.2Freedoms, privacy and personal liberty (Articles 19 to 22)

5Executive

5.1Civil services and administrative reform

6Judiciary

6.1Appointments, transfers and accountability of judges

  • 6.1.1Appointment of judges to the higher judiciaryNewPrelims and Mainsnewly added

    Judges of the Supreme Court are appointed under Article 124(2) and judges of the High Courts under Article 217, on the recommendation of the collegium of the Chief Justice of India and the senior judges.

  • 6.1.2The textbook chapter on the judiciaryNewMainsnewly added

    The Supreme Court took up on its own a chapter on corruption in the judiciary in a Class 8 textbook of the National Council of Educational Research and Training (NCERT).

6.2Judicial review and the reach of the courts

6.3Pendency, court reform and tribunals

7Constitutional, statutory and regulatory bodies

7.1Rights and integrity bodies (human rights, information, vigilance, Lokpal)

  • 7.1.1Human rights courtsNewPrelimsnewly added

    Human rights courts are set up in each district under the Protection of Human Rights Act, 1993 to try offences arising from violations of human rights.

Global Affairs and International Relations

8Neighbourhood

8.1China and the boundary

  • 8.1.1India and China: the boundary talks and Xi Jinping's visitLead

    On 12 September 2026, on the margins of the BRICS Summit, the Prime Minister and President Xi Jinping held talks in New Delhi, Xi's first visit to India in almost seven years and the first since the Galwan clash of 2020. On 25 August the Special Representatives had agreed to pursue an "early and substantial harvest" in delimiting the boundary.

  • 8.1.2The Brahmaputra and ChinaNewPrelims and Mains

    The Brahmaputra is the Yarlung Tsangpo in Tibet, so India and Bangladesh lie downstream of whatever China builds on it.

8.2Pakistan

8.3Bangladesh

8.4Nepal and Bhutan

8.5Sri Lanka and Maldives

9Groupings

9.1BRICS and the Shanghai Cooperation Organisation

9.2Indo Pacific groupings (Quad, AUKUS, the Indo Pacific economic framework)

9.3G20 and G7

9.4South Asian and Bay of Bengal groupings

  • 9.4.1Colombo Security ConclaveNewPrelimsnewly added

    The Colombo Security Conclave is a security grouping of India, Bangladesh, the Maldives, Mauritius, Sri Lanka and Seychelles for their shared maritime neighbourhood.

9.5Connectivity corridors

  • 9.5.1India Middle East Europe Economic CorridorNewPrelims and Mainsnewly added

    The India Middle East Europe Economic Corridor (IMEC), announced at the G20 summit in New Delhi in 2023, is a planned route of ports, railways and cables from India through the Gulf to Europe.

10Global institutions

10.1United Nations and Security Council reform

  • 10.1.1The 81st General Assembly and India's case for Security Council reformLead

    On 26 September 2026 the External Affairs Minister addressed the 81st United Nations General Assembly, calling for reformed multilateralism and answering Pakistan's Prime Minister on terrorism. Two days earlier the G4 had called for early reform of the Security Council. In July India had launched its campaign for a non permanent seat for 2028-29.

11Global regimes and issues

11.1Law of the sea

  • 11.1.1Rising seas and statehood: the UN declarationLead

    On 24 September 2026 the United Nations General Assembly adopted its first declaration on sea level rise, and agreed to hold another high level meeting by September 2030.

11.2Nuclear and arms control regimes and export control groups

  • 11.2.1IAEA refers Iran to the Security CouncilNewPrelimsnewly added

    The International Atomic Energy Agency (IAEA) checks that states keep their nuclear material for peaceful use; its Board of Governors has 35 members.

11.3Terrorism and its financing

12Conflicts and crises

12.1Russia and Ukraine

  • 12.1.1India between Russia and Ukraine: outreach, oil and the American sanctions lawLead

    On 18 September 2026 the United States enacted the Sanctioning Russia and Iran Act, which allows tariffs of up to 100 per cent on the largest buyers of Russian oil and gas, a group that includes India. Two weeks earlier the External Affairs Minister had made the first dedicated visit by an Indian foreign minister to Kyiv.

12.2West Asia

13Major powers

13.1United States

13.2Russia

13.3Europe (European Union, United Kingdom, France, Germany)

  • 13.3.1The Visegrad Group and IndiaNewPrelimsnewly added

    The Visegrad Group (V4) is a grouping of four Central European countries: Czechia, Hungary, Poland and Slovakia.

13.4Japan, Australia and South Korea

14India and world regions

14.1West Asia and the Gulf

  • 14.1.1India and the United Arab EmiratesNewPrelimsnewly added

    India and the United Arab Emirates (UAE) have a Comprehensive Strategic Partnership covering trade, energy, defence and technology.

14.2Southeast Asia and Act East

14.3Latin America and the Pacific islands

  • 14.3.1Forum for India Pacific Islands CooperationNewPrelimsnewly added

    The Forum for India Pacific Islands Cooperation (FIPIC), launched in 2014, links India with 14 Pacific island countries through development and climate partnerships.

15India's foreign policy, diaspora and soft power

15.1Defence diplomacy and exercises

  • 15.1.1ASEAN India Maritime ExerciseNewPrelimsnewly added

    The ASEAN India Maritime Exercise (AIME) is a naval exercise of the Indian Navy and the navies of the Association of Southeast Asian Nations (ASEAN).

16Places in news

16.1Places in news

Base: Natural Earth (public domain); India as the Survey of India depicts it. Not to scale; no boundary of any other country is shown.

  1. 1

    Sone river · India (Madhya Pradesh, Jharkhand, Bihar)

    a right bank tributary of the Ganga that rises near Amarkantak and joins the Ganga near Patna

    • The Sone agreement · 1 Sep 2026: Bihar and Jharkhand signed a memorandum dividing its water, ending a dispute open since 2000.
  2. 2

    Puga Valley · India (Ladakh)

    a geothermal field in the Changthang region of eastern Ladakh

  3. 3

    Galwan valley · India (Ladakh)

    on the Galwan river, a tributary of the Shyok, along the Line of Actual Control in eastern Ladakh

    on the Line of Actual Control

    Location not yet confirmed against an official source

  4. 4

    Kailash and Mansarovar · China (Tibet)

    Mount Kailash and Lake Mansarovar, in western Tibet near the sources of the Indus, Sutlej and Brahmaputra

  5. 5

    Lipulekh pass · India (Uttarakhand)

    a Himalayan pass at the tri junction of India, Nepal and Tibet, above the Kali river

    Nepal claims it, with Kalapani and Limpiyadhura

    Location not yet confirmed against an official source

  6. 6

    Mamallapuram · India (Tamil Nadu)

    on the Coromandel coast of the Bay of Bengal, south of Chennai

  7. 7

    Odesa · Ukraine

    Ukraine's main port on the Black Sea

  8. 8

    Benapole · Bangladesh

    a land port on the border with West Bengal, opposite Petrapole

  9. 9

    Kharg Island · Iran

    in the Persian Gulf off Iran's coast, its main oil export hub

  10. 10

    Mayun (Perim) island · Yemen

    in the Bab el Mandeb strait at the mouth of the Red Sea

  11. 11

    Antalya · Türkiye

    on Türkiye's Mediterranean coast

    • COP31, Antalya · 28 Sep 2026: Host city of COP31, whose priority themes, released in September, leave out the fossil fuel transition.
  12. 12

    Langtang Lirung · Nepal

    a peak of the Langtang range north of Kathmandu, near the border with Tibet

  13. 13

    Marathwada · India (Maharashtra)

    a rain shadow region on the Deccan plateau, east of the Western Ghats

  14. 14

    Vasundhara Tal · India (Uttarakhand)

    a glacial lake in Chamoli district in the Garhwal Himalaya, in the upper Alaknanda basin

    Economy

    17Growth and national income

    17.1Growth, national accounts and their revision

    18Money, banking and finance

    18.1Non bank lenders, payments and financial technology

    • 18.1.1A fee returns to UPI: the merchant discount rateLead

      From 15 October 2026 merchants will pay a fee of 0.4 per cent on payments above ₹2,000 received through the Unified Payments Interface (UPI). The Finance Ministry notified on 14 September which payments stay free, and the National Payments Corporation of India then set the rate. Payments between persons, and small payments to merchants, stay free.

    18.2Monetary policy and inflation

    18.3Banks: regulation, bad loans and reform

    19External sector

    19.1Balance of payments, the rupee and reserves

    19.2Trade policy, tariffs and trade agreements

    19.3Foreign investment

    • 19.3.1Export inventory in foreign funded e commerceNewPrelimsnewly added

      Foreign direct investment (FDI) in Indian e commerce is governed by the Foreign Exchange Management (Non debt Instruments) Rules, 2019, which allow it in the marketplace model.

    • 19.3.2Net foreign direct investmentBriefnewly added

      27 Sep 2026Net FDI reached US$7.35 billion in July 2026, the highest since May 2021, and net FDI for April to July was up 38 per cent. Mauritius, the United Arab Emirates and the United States supplied about 70 per cent of equity inflows. Reserve Bank of India, 27 Sep 2026

    20Public finance

    20.1Budget, deficits and debt

    20.2Goods and Services Tax and indirect taxes

    21Capital markets

    21.1Securities markets and their regulator

    22Agriculture and food

    22.1Prices, procurement and food security

    • 22.1.1Managing food prices through trade policyNewPrelims and Mainsnewly added

      The Centre manages food prices with several tools: customs duty on imports, export restrictions, stock limits under the Essential Commodities Act, 1955, open market sales from central stocks and the Price Stabilisation Fund.

    22.2Land reforms and land records

    • 22.2.1Digital India Land Records Modernisation ProgrammeNewPrelims and Mains

      The Digital India Land Records Modernisation Programme (DILRMP) is a Central Sector Scheme to modernise land records, so that the record of who owns which piece of land can be read, mapped and registered.

    22.3Livestock, fisheries and horticulture

    • 22.3.1Pradhan Mantri Matsya Sampada YojanaNewPrelims

      The Pradhan Mantri Matsya Sampada Yojana (PMMSY), launched in 2020 on the base of the earlier Blue Revolution scheme, is the scheme that funds fish farming units, recirculating and biofloc alike.

    23Industry and services

    23.1Services, e commerce and tourism

    23.2Mining and minerals

    • 23.2.1District Mineral FoundationsNewPrelims and Mains

      A District Mineral Foundation (DMF) is a district level body that spends on the welfare of areas and people affected by mining.

    • 23.2.2Lithium blocks abroadNewPrelims and Mains

      Lithium blocks abroad are lithium bearing ground in other countries that India buys into, through KABIL, Khanij Bidesh India Limited.

    24Employment and labour

    24.2Labour codes, gig work and social security

    Environment and Disaster Management

    25Climate science

    25.1Extreme weather, monsoon and forecasting

    • 25.1.1A dry monsoon under a strong El NiñoLead

      The southwest monsoon ended on 30 September 2026 at 87 per cent of the long period average, the driest season in 11 years, and Maharashtra declared drought in 265 of its 358 talukas on 26 September.

    • 25.1.2Swell surgeNewPrelims

      A swell surge is coastal flooding caused by ocean swell that was generated far away, by a distant storm or a long gale.

    25.2Climate science: records, attribution and tipping points

    • 25.2.1The 1.5°C goal and overshootNewPrelims and Mains

      The 1.5°C goal is the limit on global warming above pre industrial levels that the Paris Agreement pursues, the line everything else is measured against.

    25.3Cryosphere, oceans and sea level

    • 25.3.1Himalayan glacier retreatNewPrelims and Mains

      Himalayan glacier retreat is the loss of ice from the glaciers of the Hindu Kush Himalaya.

    26Pollution

    26.1Air pollution

    26.2Groundwater and water conservation

    • 26.2.1Jal Sanchay Jan BhagidariNewPrelims and Mains

      Jal Sanchay Jan Bhagidari (JSJB), launched in September 2024, builds low cost artificial recharge structures with the community as their owner.

    27Disaster Management

    27.1Cryosphere, oceans and sea level

    • 27.1.1Himalayan hazards: lake outbursts and avalanche cascadesLead

      Uttarakhand began installing its first glacial lake early warning system at Vasundhara Tal in Chamoli on 29 September 2026. It comes a month after the Nepal disaster of 26 August, which experts now say was not a lake outburst at all.

    27.2Extreme weather, monsoon and forecasting

    • 27.2.1Drought declarationNewPrelims and Mains

      India has no single definition of drought, and it is the State government that declares one.

    28Species in news

    28.1Big cats

    28.2Elephants and other land mammals

    • 28.2.1Pygmy hogNewPrelims

      The pygmy hog is the world's smallest wild pig, found in the wild only in Assam.

    • 28.2.2Rhesus macaqueNewPrelims and Mains

      The rhesus macaque is the common monkey of north Indian towns, and since 2022 it is no longer protected under the Wild Life (Protection) Act, 1972.

    29Protected areas and habitats

    29.1Marine and coastal ecosystems

    • 29.1.1National Coastal Mission 2.0NewPrelims

      National Coastal Mission 2.0 is a Central Sector Scheme of the Environment Ministry for the coast, running to 2030 to 31.

    29.2Forests, grasslands and mountain ecosystems

    30Biodiversity governance

    30.1Biodiversity and wildlife law in India

    • 30.1.1Biological Diversity Act, 2002NewPrelims and Mains

      The Biological Diversity Act, 2002 is the law by which India gives effect to the Convention on Biological Diversity at home.

    • 30.1.2Access and benefit sharingNewPrelims and Mains

      Access and benefit sharing is the promise of the Biological Diversity Act that anyone who profits from a biological resource pays something back to the place it came from.

    30.2Global biodiversity conventions and bodies

    30.3Human wildlife conflict and wildlife crime

    • 30.3.1OrangutansNewPrelims and Mains

      Orangutans are the only great apes in Asia, and they live wild only on Borneo and Sumatra.

    31Climate negotiations and finance

    31.1UNFCCC negotiations and the Paris framework

    31.2Climate finance, carbon markets and carbon pricing

    31.3India's climate policy: NDCs, net zero and adaptation

    • 31.3.1Adaptation below the State: panchayatsNewPrelims and Mains

      Adaptation below the State is climate planning by panchayats, which a State may entrust with planning for economic development and social justice.

    31.4Mitigation: industry, methane and carbon removal

    • 31.4.1Steel: carbon lock in and the two routesNewPrelims and Mains

      Carbon lock in is what follows when a steel plant is built or relined: the decision is taken once, and it commits the plant's emissions for the years it runs.

    32Waste and circular economy

    32.1E-waste, battery and hazardous waste

    • 32.1.1Urban miningNewMains

      Urban mining is recovering metals and critical minerals from electronics at the end of life.

    32.2Circular economy and resource efficiency

    • 32.2.1World Circular Economy ForumNewPrelims and Mains

      The World Circular Economy Forum is a meeting on the circular economy, organised by the Central Pollution Control Board with Sitra, the Finnish Innovation Fund.

    • 32.2.2Industrial residues in roadsNewPrelims and Mains

      Steel slag is a residue a steelworks produces whether anyone wants it or not, and processed into the shape and strength of stone aggregate it can replace the quarried stone that road building consumes by the tonne.

    33Conservation initiatives

    33.1Land degradation, desertification and drylands

    • 33.1.1Watershed developmentNewPrelims and Mains

      A watershed project treats a whole catchment so that rain is held where it falls, which is what protective irrigation later draws on.

    33.2Afforestation, restoration and conservation outside protected areas

    34Environmental law and institutions

    34.1EIA, clearances and pollution control law

    • 34.1.1Hydropower in the HimalayaNewPrelims and Mains

      Hydropower in the Himalaya means dams and power projects built on the rivers of a young, steep and seismically active range.

    34.2Forest laws and forest rights

    Science and Technology

    35Space

    35.1Space policy, private sector and governance

    35.2Launch vehicles, satellites and applications

    • 35.2.1EOS-05NewPrelims and Mains

      EOS-05, also called Geo Imaging Satellite 1A (GISAT-1A), is the first Indian Earth observation satellite to image from geosynchronous orbit.

    36Computing and AI

    36.1AI governance, safety and ethics

    36.2Semiconductors, computing hardware and data centres

    • 36.2.1Semicon India ProgrammeNewPrelims and Mains

      The Semicon India Programme, begun in 2021 under the India Semiconductor Mission, backs the fabrication and the assembly and testing of chips in India.

    37Energy technology

    37.1Storage, batteries and electric mobility

    37.2Wind, hydro and other renewables

    • 37.2.1Geothermal energy and Puga ValleyNewPrelims and Mains

      Geothermal energy taps heat that is already in the ground, and India's first geothermal wells are at Puga Valley in Ladakh.

    37.3Coal, oil and gas

    • 37.3.1Coal gasificationNewPrelims and Mains

      Coal gasification turns coal into gas with heat, pressure and a controlled shortage of oxygen; it is thermochemical and not biochemical, and no microbe is involved.

    37.4Grid, power sector and energy policy

    • 37.4.1Green Energy CorridorNewPrelims and Mains

      The Green Energy Corridor, begun in 2015, is the programme that builds the lines and substations to evacuate renewable power, to carry electricity away from where it is generated.

    38Health and disease

    38.1Communicable diseases, animal health and One Health

    • 38.1.1Scrub typhusNewPrelims

      Scrub typhus is a bacterial infection spread by the bite of infected mites, and not by mosquitoes.

    • 38.1.2Lumpy skin diseaseNewPrelims

      Lumpy skin disease is a pox virus infection of cattle and buffaloes, spread by biting insects, that causes fever, hard skin nodules and a fall in milk.

    • 38.1.3Disease surveillance and biological disaster preparednessNewPrelims and Mains

      Disease surveillance is how India watches for outbreaks, through three networks; biological disaster preparedness is how it responds to an epidemic, a pandemic or a deliberate release.

    38.2Vaccines and immunisation

    • 38.2.1Coalition for Epidemic Preparedness InnovationsNewPrelims and Mains

      The Coalition for Epidemic Preparedness Innovations (CEPI), launched in 2017, funds vaccines against emerging epidemic threats so that candidates are ready before an outbreak.

    • 38.2.2Pneumococcal vaccinesNewPrelims and Mains

      Pneumococcal vaccines protect against Streptococcus pneumoniae, the bacterium that causes pneumonia, meningitis and sepsis when immunity weakens.

    38.3Antimicrobial resistance

    • 38.3.1Gram-negative bacteriaNewPrelims and Mains

      Gram-negative bacteria are one of the two groups into which a nineteenth century staining test, the Gram stain, sorts bacteria, and the harder of the two to treat.

    38.4Non communicable diseases, nutrition and food safety

    • 38.4.1FluorosisNewPrelims and Mains

      Fluorosis is the harm done to the teeth and the bone by years of drinking groundwater that carries fluoride.

    38.5Drugs, diagnostics and medical technology

    39Biotechnology

    39.1Agricultural and food biotechnology

    40Communications

    40.1Satellite and emerging communications

    • 40.1.1PhotonicsNewPrelims and Mains

      Photonics is the technology of the parts that carry a signal as light rather than as current, where India's chip policy meets its network hardware.

    • 40.1.2Vehicle-to-vehicle communicationNewPrelims and Mains

      A vehicle fitted for vehicle-to-vehicle (V2V) communication broadcasts what it is doing to the vehicles around it, and listens for the same from them.

    41IPR and science policy

    41.1Intellectual property and Geographical Indications

    41.2Ocean, polar and earth science missions

    • 41.2.1India's deep sea mining programmeNewPrelims and Mains

      India's deep sea mining programme explores the seabed for minerals under three International Seabed Authority contracts.

    42Basic science in news

    42.1Physics, chemistry and mathematics in news

    • 42.1.1OpenAI's Navier–Stokes claimNewPrelims and Mains

      OpenAI's claim is a proposed answer to the Navier–Stokes problem, one of the Clay Mathematics Institute's prize problems: whether a smooth flow must stay smooth for ever.

    • 42.1.2Correct the Map resolutionNewPrelims and Mains

      Correct the Map is a non binding resolution of the United Nations General Assembly that names the Equal Earth projection as more accurate than Mercator's.

    42.2Quantum science and technology