Environment & Ecology Current Affairs for UPSC

Government policies and interventions for development in various sectors Infrastructure: Energy, Ports, Roads, Airports, Railways etc.Conservation, Pollution and Degradation

Our highway policy needs a green reset, Pg12

Highway Farm Forestry (HFF) proposed to mitigate pollution, boost rural income, and promote ecological balance along India's expanding highways.

Government policies and interventions for development in various sectors Infrastructure: Energy, Ports, Roads, Airports, Railways etc.Conservation, Pollution and Degradation

21 May, 2026

Our highway policy needs a green reset, Pg12

Highway Farm Forestry (HFF) proposed to mitigate pollution, boost rural income, and promote ecological balance along India's expanding highways.

21 May, 2026

Union State Relations and Federal Structure Conservation, Pollution and Degradation

'Separate free-ranging Asiatic Lion population under consideration, states are being consulted', Pg14

Government considers establishing separate Asiatic Lion population amid translocation delays and commits to easing Cheetah enclosure management based on ecological factors.

Union State Relations and Federal Structure Conservation, Pollution and Degradation

20 May, 2026

'Separate free-ranging Asiatic Lion population under consideration, states are being consulted', Pg14

Government considers establishing separate Asiatic Lion population amid translocation delays and commits to easing Cheetah enclosure management based on ecological factors.

20 May, 2026

Biotechnology Conservation, Pollution and Degradation Linkages of Organized Crime with Terrorism

Scientists use DNA maps to find pangolin trafficking hubs, Pg2

Scientists map pangolin DNA to identify trafficking hotspots, aiding law enforcement in curbing illegal wildlife trade routes.

Biotechnology Conservation, Pollution and Degradation Linkages of Organized Crime with Terrorism

19 May, 2026

Scientists use DNA maps to find pangolin trafficking hubs, Pg2

Scientists map pangolin DNA to identify trafficking hotspots, aiding law enforcement in curbing illegal wildlife trade routes.

19 May, 2026

Government policies and interventions for development in various sectors Infrastructure: Energy, Ports, Roads, Airports, Railways etc.Conservation, Pollution and Degradation

Strengthening domestic energy security through decentralised bioenergy systems, Pg9

India eyes energy security by converting agricultural residue, food waste, and sewage sludge into commercially viable energy solutions.

Government policies and interventions for development in various sectors Infrastructure: Energy, Ports, Roads, Airports, Railways etc.Conservation, Pollution and Degradation

19 May, 2026

Strengthening domestic energy security through decentralised bioenergy systems, Pg9

India eyes energy security by converting agricultural residue, food waste, and sewage sludge into commercially viable energy solutions.

19 May, 2026

Major Crops, Cropping Patterns and Irrigation Systems Farm Subsidies and Minimum Support Prices Buffer Stocks and Food Security Conservation, Pollution and Degradation

Improving efficiency of fertilizer use in India, Pg7

India grapples with fertilizer overuse, pollution, and import dependence, necessitating efficiency improvements and policy coordination for sustainable agriculture and food security.

Major Crops, Cropping Patterns and Irrigation Systems Farm Subsidies and Minimum Support Prices Buffer Stocks and Food Security Conservation, Pollution and Degradation

19 May, 2026

Improving efficiency of fertilizer use in India, Pg7

India grapples with fertilizer overuse, pollution, and import dependence, necessitating efficiency improvements and policy coordination for sustainable agriculture and food security.

19 May, 2026

Separation of Powers and Dispute Redressal Mechanisms Vulnerable Sections Conservation, Pollution and Degradation

On Saranda forests, Jharkhand must heed SC, Pg10

Jharkhand government delays declaring Saranda forests as wildlife sanctuary despite SC orders, risking ecological security and increasing human-animal conflict.

Separation of Powers and Dispute Redressal Mechanisms Vulnerable Sections Conservation, Pollution and Degradation

19 May, 2026

On Saranda forests, Jharkhand must heed SC, Pg10

Jharkhand government delays declaring Saranda forests as wildlife sanctuary despite SC orders, risking ecological security and increasing human-animal conflict.

19 May, 2026

Conservation, Pollution and Degradation Environmental Impact Assessment

A bridge too far? India’s only ape species gets helping hand, but needs bigger steps, Pg1

Assam's gibbons use canopy bridge, raising hopes; experts urge holistic conservation beyond artificial fixes for genetic viability.

Conservation, Pollution and Degradation Environmental Impact Assessment

18 May, 2026

A bridge too far? India’s only ape species gets helping hand, but needs bigger steps, Pg1

Assam's gibbons use canopy bridge, raising hopes; experts urge holistic conservation beyond artificial fixes for genetic viability.

18 May, 2026

Industrial Revolution Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Conservation, Pollution and Degradation

Humans’ mercury footprint was evident millennia ago, Pg13

Greenland ice core reveals human mercury pollution started in Bronze Age, challenging current environmental models focusing on recent centuries.

Industrial Revolution Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Conservation, Pollution and Degradation

17 May, 2026

Humans’ mercury footprint was evident millennia ago, Pg13

Greenland ice core reveals human mercury pollution started in Bronze Age, challenging current environmental models focusing on recent centuries.

17 May, 2026

Science and Technology in Everyday Life Indigenization of Technology and New Technology Development Conservation, Pollution and Degradation

BUS THAT RUNS ON HYDROGEN, Pg4

DMRC launches hydrogen-powered bus service in Central Vista, promoting cleaner public transport with IOCL collaboration and reduced emissions.

Science and Technology in Everyday Life Indigenization of Technology and New Technology Development Conservation, Pollution and Degradation

16 May, 2026

BUS THAT RUNS ON HYDROGEN, Pg4

DMRC launches hydrogen-powered bus service in Central Vista, promoting cleaner public transport with IOCL collaboration and reduced emissions.

16 May, 2026

Statutory, Regulatory and Quasi Judicial Bodies Government policies and interventions for development in various sectors Conservation, Pollution and Degradation

Only electric 3-wheelers to be registered from Jan '27: CAQM, Pg4

NCR mandates electric 3-wheeler registration by 2029, restricts fuel sales without PUCC, and monitors stubble burning incidents.

Statutory, Regulatory and Quasi Judicial Bodies Government policies and interventions for development in various sectors Conservation, Pollution and Degradation

16 May, 2026

Only electric 3-wheelers to be registered from Jan '27: CAQM, Pg4

NCR mandates electric 3-wheeler registration by 2029, restricts fuel sales without PUCC, and monitors stubble burning incidents.

16 May, 2026

Health Sector Important International Institutions, Agencies and Fora Conservation, Pollution and Degradation

Hantavirus as a warning: Why outbreaks like this may become more common, Pg11

Zoonotic disease outbreaks are becoming more frequent due to deforestation, industrial farming, and climate change, posing global health security threats.

Health Sector Important International Institutions, Agencies and Fora Conservation, Pollution and Degradation

16 May, 2026

Hantavirus as a warning: Why outbreaks like this may become more common, Pg11

Zoonotic disease outbreaks are becoming more frequent due to deforestation, industrial farming, and climate change, posing global health security threats.

16 May, 2026

Infrastructure: Energy, Ports, Roads, Airports, Railways etc.Indigenization of Technology and New Technology Development Conservation, Pollution and Degradation

3 old thermal power sites chosen for new nuclear power projects, Pg17

India repurposes old thermal power sites for nuclear projects, targeting 100 GWe capacity by 2047, SHANTI Act enables private sector.

Infrastructure: Energy, Ports, Roads, Airports, Railways etc.Indigenization of Technology and New Technology Development Conservation, Pollution and Degradation

16 May, 2026

3 old thermal power sites chosen for new nuclear power projects, Pg17

India repurposes old thermal power sites for nuclear projects, targeting 100 GWe capacity by 2047, SHANTI Act enables private sector.

16 May, 2026

Conservation, Pollution and Degradation Environmental Impact Assessment

At Delhi's lone wildlife sanctuary, one invasive tree covers 63.48% of landscape, Pg4

Delhi's Asola Bhatti Sanctuary Grapples with Invasive Tree Species Covering 63% of Area, Threatening Native Ecosystem

Conservation, Pollution and Degradation Environmental Impact Assessment

14 May, 2026

At Delhi's lone wildlife sanctuary, one invasive tree covers 63.48% of landscape, Pg4

Delhi's Asola Bhatti Sanctuary Grapples with Invasive Tree Species Covering 63% of Area, Threatening Native Ecosystem

14 May, 2026

Union State Relations and Federal Structure Devolution of Powers and Finances up to Local Levels Government policies and interventions for development in various sectors Conservation, Pollution and Degradation

A decentralised solution for waste crisis, Pg8

Solid Waste Management Rules, 2026, centralizes power, undermining federalism and local governance in environmental policy implementation.

Union State Relations and Federal Structure Devolution of Powers and Finances up to Local Levels Government policies and interventions for development in various sectors Conservation, Pollution and Degradation

12 May, 2026

A decentralised solution for waste crisis, Pg8

Solid Waste Management Rules, 2026, centralizes power, undermining federalism and local governance in environmental policy implementation.

12 May, 2026

Major Crops, Cropping Patterns and Irrigation Systems Buffer Stocks and Food Security Infrastructure: Energy, Ports, Roads, Airports, Railways etc.Conservation, Pollution and Degradation

Renewable energy curtailment critical issue: MNRE Secy, Pg13

Renewable energy curtailment threatens India's clean energy transition; grid modernization and diversified clean energy development are crucial for RE evacuation.

Major Crops, Cropping Patterns and Irrigation Systems Buffer Stocks and Food Security Infrastructure: Energy, Ports, Roads, Airports, Railways etc.Conservation, Pollution and Degradation

12 May, 2026

Renewable energy curtailment critical issue: MNRE Secy, Pg13

Renewable energy curtailment threatens India's clean energy transition; grid modernization and diversified clean energy development are crucial for RE evacuation.

12 May, 2026

Urbanization, Problems and Remedies Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Conservation, Pollution and Degradation Disaster and Disaster Management

What measures are needed to address Delhi’s heat crisis?, Pg10

Delhi grapples with intensifying heatwaves due to urbanization, demanding sustainable solutions and social protection measures to mitigate economic and ecological impacts.

Urbanization, Problems and Remedies Important Geophysical Phenomena like Earthquakes, Tsunami, Volcanic Activity and Cyclones Conservation, Pollution and Degradation Disaster and Disaster Management

11 May, 2026

What measures are needed to address Delhi’s heat crisis?, Pg10

Delhi grapples with intensifying heatwaves due to urbanization, demanding sustainable solutions and social protection measures to mitigate economic and ecological impacts.

11 May, 2026

Government policies and interventions for development in various sectors Infrastructure: Energy, Ports, Roads, Airports, Railways etc.Conservation, Pollution and Degradation

EVs in India have moved on subsidies. Delhi policy shows clearer path, Pg15

Delhi's EV Policy 2.0 proposes phasing out ICE vehicles; CAFE-3 norms revision faces delays, hindering India's electrification goals.

Government policies and interventions for development in various sectors Infrastructure: Energy, Ports, Roads, Airports, Railways etc.Conservation, Pollution and Degradation

11 May, 2026

EVs in India have moved on subsidies. Delhi policy shows clearer path, Pg15

Delhi's EV Policy 2.0 proposes phasing out ICE vehicles; CAFE-3 norms revision faces delays, hindering India's electrification goals.

11 May, 2026

Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Conservation, Pollution and Degradation

‘Dragonfly, damselfly species missing in the Western Ghats’, Pg11

Western Ghats biodiversity faces alarming gap: 35% dragonfly, damselfly species missing, indicating ecological stress and habitat loss.

Changes in Critical Geographical Features, Water Bodies, Ice Caps, Flora and Fauna Conservation, Pollution and Degradation

10 May, 2026

‘Dragonfly, damselfly species missing in the Western Ghats’, Pg11

Western Ghats biodiversity faces alarming gap: 35% dragonfly, damselfly species missing, indicating ecological stress and habitat loss.

10 May, 2026

Government policies and interventions for development in various sectors Conservation, Pollution and Degradation

Central Ridge gets 'reserved forest' tag, Pg5

Delhi's Central Ridge gets 'reserved forest' status after 32 years, enhancing ecological protection and preventing encroachments.

Government policies and interventions for development in various sectors Conservation, Pollution and Degradation

10 May, 2026

Central Ridge gets 'reserved forest' tag, Pg5

Delhi's Central Ridge gets 'reserved forest' status after 32 years, enhancing ecological protection and preventing encroachments.

10 May, 2026

Separation of Powers and Dispute Redressal Mechanisms Vulnerable Sections Environmental Impact Assessment

Calcutta HC rejects Centre’s objections to pleas against Great Nicobar project, Pg10

Calcutta HC allows plea against Great Nicobar project, rejecting Centre's objections on locus standi and FRA violations.

Separation of Powers and Dispute Redressal Mechanisms Vulnerable Sections Environmental Impact Assessment

9 May, 2026

Calcutta HC rejects Centre’s objections to pleas against Great Nicobar project, Pg10

Calcutta HC allows plea against Great Nicobar project, rejecting Centre's objections on locus standi and FRA violations.

9 May, 2026

Environment & Ecology

Our highway policy needs a green reset, Pg12

Our highway policy needs a green reset, Pg12

'Separate free-ranging Asiatic Lion population under consideration, states are being consulted', Pg14

'Separate free-ranging Asiatic Lion population under consideration, states are being consulted', Pg14

Scientists use DNA maps to find pangolin trafficking hubs, Pg2

Scientists use DNA maps to find pangolin trafficking hubs, Pg2

Strengthening domestic energy security through decentralised bioenergy systems, Pg9

Strengthening domestic energy security through decentralised bioenergy systems, Pg9

Improving efficiency of fertilizer use in India, Pg7

Improving efficiency of fertilizer use in India, Pg7

On Saranda forests, Jharkhand must heed SC, Pg10

On Saranda forests, Jharkhand must heed SC, Pg10

A bridge too far? India’s only ape species gets helping hand, but needs bigger steps, Pg1

A bridge too far? India’s only ape species gets helping hand, but needs bigger steps, Pg1

Humans’ mercury footprint was evident millennia ago, Pg13

Humans’ mercury footprint was evident millennia ago, Pg13

BUS THAT RUNS ON HYDROGEN, Pg4

BUS THAT RUNS ON HYDROGEN, Pg4

Only electric 3-wheelers to be registered from Jan '27: CAQM, Pg4

Only electric 3-wheelers to be registered from Jan '27: CAQM, Pg4

Hantavirus as a warning: Why outbreaks like this may become more common, Pg11

Hantavirus as a warning: Why outbreaks like this may become more common, Pg11

3 old thermal power sites chosen for new nuclear power projects, Pg17

3 old thermal power sites chosen for new nuclear power projects, Pg17

At Delhi's lone wildlife sanctuary, one invasive tree covers 63.48% of landscape, Pg4

At Delhi's lone wildlife sanctuary, one invasive tree covers 63.48% of landscape, Pg4

A decentralised solution for waste crisis, Pg8

A decentralised solution for waste crisis, Pg8

Renewable energy curtailment critical issue: MNRE Secy, Pg13

Renewable energy curtailment critical issue: MNRE Secy, Pg13

What measures are needed to address Delhi’s heat crisis?, Pg10

What measures are needed to address Delhi’s heat crisis?, Pg10

EVs in India have moved on subsidies. Delhi policy shows clearer path, Pg15

EVs in India have moved on subsidies. Delhi policy shows clearer path, Pg15

‘Dragonfly, damselfly species missing in the Western Ghats’, Pg11

‘Dragonfly, damselfly species missing in the Western Ghats’, Pg11

Central Ridge gets 'reserved forest' tag, Pg5

Central Ridge gets 'reserved forest' tag, Pg5

Calcutta HC rejects Centre’s objections to pleas against Great Nicobar project, Pg10

Calcutta HC rejects Centre’s objections to pleas against Great Nicobar project, Pg10

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