Every news story that matters for the Environment & Ecology part of UPSC Civil Services GS3 (Economy · S&T · Environment · Security), written for the exam: why in news, background, prelims facts, a practice MCQ and a mains question. 481 notes so far, updated daily.
Why in news: The Kerala State Human Rights Commission (SHRC) issued a directive to the Forest department to prioritize public safety and transparency during the capture and release of wild animals.
The SHRC order was prompted by complaints from social activist P.N. Venukuttan Nair. It mandates that animals be released within forest interiors and requires the installation of solar fences and warning systems in residential areas.
Prelims pointers (3)
BodySHRC: State Human Rights Commission of Kerala
FactDirective requires the installation of solar fences and warning systems to mitigate human-wildlife conflict
PlaceKerala
Mains angle
Q. Discuss the measures required to mitigate human-wildlife conflict in forest-fringe areas while ensuring the ecological integrity of protected habitats.
Communication gap: Lack of real-time information sharing between forest departments and local communities regarding animal movements
Infrastructure trade-offs: Balancing the use of physical barriers like solar fences with the need for wildlife corridor connectivity
Why in news: The Karnataka Forest Department is fast-tracking a rehab plan for 300 wild elephants currently outside forest areas following the Centre's rejection of the Bhadra Wildlife Sanctuary site.
The Karnataka Forest Department is identifying a new site for a soft release center for wild elephants. Current mitigation measures include the construction of rail barriers and elephant-proof trenches to manage human-elephant conflict.
Prelims pointers (4)
Fact300 elephants are currently identified as being outside forest areas in Karnataka
PlaceBhadra Wildlife Sanctuary was the initial site proposed but rejected by the Centre
S&TSoft release centers are used as a rehabilitation method for wild elephants
FactRail barriers and elephant-proof trenches are specific mitigation measures used in Karnataka
Mains angle
Q. Discuss the ecological and socio-economic challenges of managing human-elephant conflict in forest-fringe areas of India.
Habitat fragmentation: Shrinking forest boundaries forcing elephants into agricultural and residential zones
Mitigation trade-offs: Balancing infrastructure development (railways) with wildlife corridor preservation
Community-led conservation: Necessity of local cooperation in managing elephant-human interactions
Why in news: Evolutionary ecologist Pankaj Koparde reported a 35% decline in dragonfly and damselfly species in the Western Ghats due to habitat loss and human activities.
The study was funded by the Indian government's Department of Science and Technology. It identified a decline of at least 35% in dragonfly and damselfly populations compared to previous reports in the Western Ghats biodiversity hotspot.
Prelims pointers (4)
EnvironmentDragonflies and damselflies are used as indicators to assess ecosystem health in biodiversity hotspots.
PlaceThe Western Ghats is identified as one of India's most important biodiversity hotspots.
FactThe study found at least 35% fewer dragonfly and damselfly species than previously reported.
BodyThe Department of Science and Technology (DST) funded the research on species decline.
Mains angle
Q. Discuss how the decline of indicator species like dragonflies in biodiversity hotspots like the Western Ghats reflects the broader impact of anthropogenic pressures on ecosystem integrity.
Habitat fragmentation: Rapid infrastructure development and agricultural expansion causing localized extinction of aquatic-linked insects
Indicator species monitoring: Utilizing dragonfly population trends as a proxy for assessing water quality and ecosystem health
Conservation trade-offs: Balancing regional infrastructure growth with the preservation of biodiversity hotspots
Why in news: The National Green Tribunal (NGT) warned six southern states and Puducherry of environmental compensation fines for the lackluster utilization of funds allocated under the National Clean Air Programme (NCAP).
The NGT criticized the lack of progress in State Action Plans, specifically noting that Karnataka received significant funds but allocated only a small portion to vehicular emissions and biomass burning. The tribunal mandated strict implementation of these plans to avoid environmental compensation penalties.
Prelims pointers (1)
BodyNational Green Tribunal (NGT): A specialized body for environmental dispute resolution.
Mains angle
Q. Critically analyze the institutional and administrative bottlenecks in the implementation of the National Clean Air Programme despite adequate budgetary allocations.
Fiscal leakage: Inefficient fund allocation at the state level leading to under-utilization of NCAP budgets
Regulatory oversight: Need for a robust monitoring mechanism to track state-specific progress on vehicular and biomass emissions
Environmental compensation: The efficacy of punitive measures by the NGT in ensuring state-level compliance
Why in news: The World Resources Institute and University of Maryland reported a slowdown in global forest loss in 2025, though scientists warn of heightened risks from upcoming El Niño patterns.
In 2025, an estimated 43,000 sq km (17,000 sq miles) of forest was lost globally. The slowdown is attributed to Brazilian deforestation curbs and cooler La Niña conditions.
Prelims pointers (4)
FactGlobal forest loss in 2025: 43,000 sq km (17,000 sq miles)
PlaceBrazil: Cited as a country actively curbing deforestation efforts
S&TLa Niña: Associated with cooler conditions that helped mitigate fires in 2025
S&TEl Niño: Identified as a future threat to tropical forest stability
Mains angle
Q. Discuss how climate-driven phenomena like El Niño and La Niña influence global biodiversity conservation and the efficacy of national deforestation mitigation strategies.
Climate-feedback loop: Accelerated tropical forest loss exacerbating global carbon cycle instability
Policy-climate mismatch: National deforestation curbs vs. uncontrollable large-scale climate-induced fire events
Why in news: The India Meteorological Department (IMD) issued warnings as temperatures in several Indian cities hit 46°C, highlighting the intensifying impact of heatwaves across Northern and Central India.
The IMD predicted heatwaves in Jammu & Kashmir, Himachal Pradesh, Punjab, Haryana, Delhi, Uttarakhand, Uttar Pradesh, Rajasthan, and central India. Temperatures reached 46°C in multiple areas as of April 2026.
Prelims pointers (3)
FactTemperatures in several Indian cities reached 46°C in April 2026.
BodyThe India Meteorological Department (IMD) is the body responsible for issuing heatwave warnings and weather predictions.
PlaceHeatwave warnings were issued for Jammu & Kashmir, Himachal Pradesh, Punjab, Haryana, Delhi, Uttarakhand, Uttar Pradesh, Rajasthan, and central India.
Mains angle
Q. Discuss the socio-economic impacts of increasing heatwave frequency in India and evaluate the effectiveness of current heat-action plans in urban and rural contexts.
Public health burden: Rising heat stress cases and mortality risks for outdoor workers and vulnerable populations
Urban heat island effect: Concrete density and lack of green cover exacerbating temperature spikes in metropolitan areas
Agricultural vulnerability: Heat stress impacting crop yields and livestock productivity in Northern and Central India
Keywords: Heatwave · Climate Adaptation · Public Health · Urban Heat Island · Heat Action Plan
Why in news: The forest department is battling multiple wildfires in the Nilgiris and Mudumalai Tiger Reserve, utilizing helicopters from Sulur Air Force base for fire suppression.
Wildfires began on April 15th at Wenlock Downs Reserve Forest in Parson's Valley Range. Over 400 forest personnel have been deployed to control the blazes across the Nilgiris Forest Division and Mudumalai Tiger Reserve.
Prelims pointers (4)
PlaceWenlock Downs Reserve Forest is located in the Parson's Valley Range of the Nilgiris Forest Division.
PlaceMudumalai Tiger Reserve is a key area affected by the current forest fires.
FactOver 400 forest personnel from across the state have been deployed for fire control.
PlaceSulur Air Force base is providing helicopter assistance for the fire-fighting operations.
Mains angle
Q. Discuss the ecological impact of increasing forest fires in protected areas and evaluate the efficacy of current aerial and ground-based fire management strategies.
Habitat fragmentation: Loss of critical corridors for tigers and local biodiversity in Mudumalai
Resource mobilization: Coordination challenges between forest departments and Air Force for rapid aerial response
Climate vulnerability: Increasing frequency of wildfires in Nilgiris due to changing moisture patterns
Why in news: Environment Secretary Supriya Sahu announced that tagged Olive Ridley turtles from Tamil Nadu have reached the Sri Lanka Dome, highlighting transboundary migration patterns.
Olive Ridley turtles released from the Tamil Nadu coast have reached the Sri Lanka Dome, a marine hotspot. Turtles from Odisha are also expected to migrate to this same region.
Prelims pointers (3)
EnvironmentOlive Ridley turtles are known to migrate from the coasts of Tamil Nadu and Odisha.
PlaceThe Sri Lanka Dome is a marine region characterized by high marine life concentration.
FactThe migration involves turtles tagged for tracking purposes to study oceanic processes.
Mains angle
Q. Discuss the importance of transboundary marine biodiversity conservation and the role of satellite tagging in monitoring migratory species like the Olive Ridley turtle.
Data-sharing gaps: Lack of formal bilateral protocols for tracking marine species across international maritime boundaries
Habitat degradation: Impact of coastal development in Tamil Nadu and Odisha on nesting and migration corridors
Why in news: The Tamil Nadu and Kerala Forest Departments launched a synchronized survey of the Nilgiri Tahr to assess population numbers across the Western Ghats.
The survey is conducted from April 24 to 27 as part of Project Nilgiri Tahr. It involves a coordinated effort between the Tamil Nadu and Kerala Forest Departments to prevent data duplication and utilize shared landscape data.
Prelims pointers (3)
EnvironmentNilgiri Tahr: A species surveyed in the Western Ghats region.
FactThe survey is a synchronized annual exercise conducted between Tamil Nadu and Kerala.
PlaceWestern Ghats: The geographical range where the Nilgiri Tahr population is being assessed.
Mains angle
Q. Discuss the importance of inter-state cooperation in biodiversity conservation and wildlife management in ecologically sensitive zones like the Western Ghats.
Inter-state coordination: Need for unified data sharing and joint patrolling across state borders
Habitat fragmentation: Impact of disjointed state-wise management on migratory species and genetic diversity
Why in news: Colombia and the Netherlands are co-hosting a conference in Santa Marta to discuss phasing out fossil fuels and financing energy transitions for developing nations.
The conference takes place from April 24 to 29 in Santa Marta, Colombia. It involves a coalition of 54 countries, subnational governments, civil society, and academics, notably excluding major emitters like China, India, the US, and Russia.
Prelims pointers (3)
PlaceSanta Marta is the host city for the fossil fuel transition conference in Colombia.
FactA coalition of 54 countries is participating in the fossil fuel transition talks.
BodyThe conference is co-hosted by the governments of Colombia and the Netherlands.
Mains angle
Q. Discuss the challenges faced by developing nations in transitioning to low-carbon economies despite global commitments to phase out fossil fuels.
Financing gap: High capital requirements for infrastructure overhaul in developing economies
Economic dependency: Structural reliance on fossil fuel exports vs. rapid decarbonization targets
Diplomatic fragmentation: Divergent transition speeds between major emitters and the 54-country coalition
Why in news: Scientists warned that parts of Antarctica's West Ice Sheet may have crossed a 'point of no return,' leading to irreversible melting despite global warming containment.
The melting is driven by rising ocean temperatures and warmer waters flowing beneath ice shelves. The ice sheets are situated below sea level, making them particularly vulnerable to irreversible melting and subsequent global sea level rise.
Prelims pointers (3)
EnvironmentWest Ice Sheet: A region of Antarctica identified as having potentially crossed a tipping point for irreversible melting.
FactMechanism of melt: Driven by rising ocean temperatures and warmer waters flowing beneath ice shelves.
FactGeological context: Antarctic ice sheets are located below sea level.
Mains angle
Q. Discuss the implications of irreversible polar ice melt on global coastal geography and the challenges in mitigating sea-level rise in the face of 'tipping points'.
Feedback loops: Self-reinforcing melting cycles where exposed ice reduces albedo and accelerates regional warming.
Geopolitical risk: Displacement of coastal populations and infrastructure due to accelerated sea-level rise.
Policy limitation: The difficulty of reversing environmental damage once 'tipping points' are breached despite emission reductions.
Why in news: The Kerala High Court ordered the strict enforcement of pollution control regulations for houseboats in Vembanad Lake, leading to the detention of non-compliant vessels.
The Kerala High Court's order threatens to ground over 1,600 houseboats on Vembanad Lake. The Ports department is currently conducting inspections and detaining boats that fail to comply with pollution prevention norms.
Prelims pointers (3)
PlaceVembanad Lake: A major lake in Kerala, Kerala
FactOver 1,600 houseboats are subject to the enforcement order
S&TBio-treatment systems: Required for pollution prevention in houseboats
Mains angle
Q. Discuss the conflict between promoting sustainable tourism and environmental conservation in ecologically sensitive water bodies like Vembanad Lake.
Infrastructure gap: Lack of centralized sewage treatment facilities for traditional wooden houseboats
Regulatory friction: Short compliance timelines vs technical feasibility of retrofitting bio-treatment systems
Enforcement dilemma: Balancing the livelihoods of unlicensed operators against lake ecosystem preservation
Keywords: Ecologically sensitive zones · Sustainable tourism · Pollution mitigation · Regulatory compliance · Bio-treatment systems
Why in news: Pacific Island states, including Vanuatu, are urging the IMO to adopt the Net-Zero Framework (NZF) to prevent powerful nations from diluting shipping decarbonisation targets.
Vanuatu and other Pacific Island states are advocating for the Net-Zero Framework (NZF) at the International Maritime Organization (IMO). The NZF aims to achieve net-zero shipping emissions by 2050 through compliance enforcement and revenue generation for clean maritime energy.
Prelims pointers (3)
BodyIMO: International Maritime Organization responsible for global shipping regulations
FactTarget: Net-zero emissions for global shipping by 2050
PlaceVanuatu: Pacific Island state advocating for the Net-Zero Framework (NZF)
Mains angle
Q. Discuss the challenges in achieving global maritime decarbonisation amidst conflicting interests between developed and developing nations in international forums.
Compliance gap: Lack of enforcement mechanisms in current IMO frameworks to ensure net-zero targets
Equity concerns: Financial burden of maritime energy upgrades on vulnerable Pacific Island nations
Geopolitical friction: Influence of powerful states in diluting ambitious climate obligations
Why in news: The Kerala Solid Waste Management Project, funded by the World Bank, is nearing completion of a biomining project at the Vedimara waste disposal site to reclaim land.
The project aims to reclaim 2.4 acres of land at the Vedimara site near North Paravur by removing accumulated waste like plastic, glass, and footwear. To date, 18,055 cubic meters of waste have been removed and sorted, with RDF being transported to a private cement company in Coimbatore.
Prelims pointers (5)
PlaceVedimara waste disposal site is located near North Paravur in Kerala
FactThe project aims to reclaim 2.4 acres of land by removing accumulated waste
Fact18,055 cubic meters of waste have been removed and sorted as of April 2026
S&TRDF (Refuse Derived Fuel) is being transported to a private cement company in Coimbatore
BodyThe Kerala Solid Waste Management Project receives financial assistance from the World Bank
Mains angle
Q. Discuss the significance of biomining in urban waste management and the challenges associated with reclaimingland from legacy waste sites in India.
Logistical bottleneck: High transportation costs for RDF to industrial hubs like Coimbatore
Land use conflict: Balancing waste reclamation with urban expansion and ecological restoration
Technical hurdle: Complexity of sorting mixed waste (plastic, glass, footwear) for high-quality RDF production
Why in news: The India Meteorological Department (IMD) issued heatwave alerts for six states, including Maharashtra, as Akola recorded a peak temperature of 44.2°C.
The IMD issued alerts for six states with expected temperature rises of 1-2°C over three days. The Maharashtra Government implemented SOPs to regulate working hours during peak heat.
Prelims pointers (4)
FactAkola district recorded the highest temperature of 44.2°C.
BodyIMD (India Meteorological Department) is the body responsible for issuing heatwave alerts.
PlaceHeatwave alerts were issued for six states including Maharashtra.
FactExpected temperature rise is 1-2°C over a three-day period.
Mains angle
Q. Discuss the impact of rapid urbanization and infrastructure development on the urban heat island effect in Indian cities. Suggest measures to mitigate rising temperatures.
Urban heat island: Concrete expansion and reduced canopy cover increasing local temperatures
Policy intervention: Regulatory measures like adjusting working hours during peak heat
Climate adaptation: Integration of heat-resilient infrastructure in urban planning
Why in news: A study by Duke University and the Centre for Wildlife Studies revealed that farmers prioritize timber-yielding trees over species that offer higher biodiversity and carbon sequestration benefits.
The study, published in Ecological Economics, found that farmers favor tree-planting designs that maximize private benefits along farm boundaries. It concluded that designs offering greater ecological services require financial incentives to encourage farmer adoption.
Prelims pointers (3)
BodyCentre for Wildlife Studies: An Indian organization involved in wildlife research and conservation.
FactEcological Economics: The journal where the Duke University and Centre for Wildlife Studies research was published.
PlaceDuke University: A research institution in the United States involved in the study.
Mains angle
Q. Discuss the trade-offs between private agricultural benefits and public ecological services in agroforestry, and suggest mechanisms to incentivize biodiversity-friendly farming.
Economic-Ecological Conflict: Tension between immediate timber revenue and long-term carbon sequestration/biodiversity goals
Incentive Gap: Lack of direct financial mechanisms to compensate farmers for choosing low-yield, high-biodiversity species
Participatory Governance: Need for farmer-centric design from inception to ensure adoption of ecological initiatives
Why in news: Meteorologists are monitoring the Pacific Ocean for a potential 'super El Niño' this summer, which could trigger record-breaking global temperatures and severe regional weather disruptions.
A 'super El Niño' is predicted to cause record-breaking global temperatures and severe weather events. Potential impacts include droughts in Australia, Africa, India, and parts of South America, with heavy precipitation in the southern US, Middle East, and south-central Asia.
Prelims pointers (2)
FactPotential drought regions: Australia, Africa, India, and parts of South America.
FactPotential heavy precipitation regions: Southern US, Middle East, and south-central Asia.
Mains angle
Q. Discuss the implications of intensifying El Niño events on global food security and water management strategies in South Asia.
Hydrological stress: Increased frequency of extreme droughts in India and Africa affecting agricultural yields
Climate feedback loops: Correlation between Pacific warming and record-breaking global mean temperatures
Why in news: Researchers from Help Earth, Cotton University, and the Zoological Survey of India described a new burrowing reed snake species, *Calamaria garoensis*, discovered in Meghalaya's West Garo Hills.
The new species, *Calamaria garoensis*, was identified through morphological examination and mitochondrial DNA analysis. The discovery was published in the journal Taprobanica and involves a collaboration between multiple research institutions.
Prelims pointers (3)
EnvironmentCalamaria garoensis: A newly described species of burrowing reed snake.
PlaceWest Garo Hills: The district in Meghalaya where the new snake species was discovered.
S&TMitochondrial DNA analysis: Used alongside morphological examination to confirm the species' distinction.
Mains angle
Q. Discuss the importance of biodiversity hotspots in Northeast India and the necessity of collaborative research in documenting overlooked species for conservation.
Taxonomic gap: Lack of comprehensive documentation for fossorial species in Northeast biodiversity hotspots
Conservation urgency: Need for site-specific protection measures for endemic burrowing reptiles
Keywords: Biodiversity conservation · Endemic species · Morphological examination · Mitochondrial DNA analysis · Taxonomic discovery
Why in news: Forestry England and Defra announced plans to reintroduce golden eagles to England after a 150-year absence following a study identifying eight potential recovery zones.
Forestry England and the Department for Environment, Food and Rural Affairs (Defra) are leading the initiative. The government has allocated £1 million in funding for a program to release juvenile eagles as early as next year.
Prelims pointers (4)
FactThe golden eagle has been absent from England for more than 150 years.
FactForestry England identified eight potential recovery zones in northern England for the eagle population.
FactThe government allocated £1 million in funding for the eagle reintroduction program.
BodyDefra: Department for Environment, Food and Rural Affairs.
Mains angle
Q. Discuss the ecological and socio-economic implications of reintroducing apex predators into fragmented habitats in the UK.
Ecological restoration: Re-establishing apex predators to balance local biodiversity and food chains
Habitat suitability: Assessing the capacity of northern England's recovery zones to sustain breeding populations
Why in news: Union Environment Minister Bhupender Yadav announced the first recorded birth of cheetah cubs in an open forest at Kuno National Park since the launch of Project Cheetah in 2022.
An India-born cheetah, daughter of the South African cheetah Gamini, gave birth to four cubs in Kuno National Park, Madhya Pradesh. This milestone brings the total cheetah population in the project to 57.
Prelims pointers (4)
FactTotal cheetah population in India reached 57 as of April 2026
PlaceKuno National Park is located in Madhya Pradesh
FactProject Cheetah was launched in 2022
EnvironmentThe cubs were born to a daughter of a South African cheetah named Gamini
Mains angle
Q. Examine the ecological and conservation challenges associated with the reintroduction of apex predators like cheetahs into Indian forest ecosystems.
Habitat suitability: Balancing prey density and grassland requirements with local agricultural land use
Genetic diversity: Risks of inbreeding depression in small founder populations without sufficient genetic influx
Human-wildlife conflict: Mitigation of livestock predation and potential retaliatory actions by local communities
Why in news: The Wildlife Institute of India (WII) advised against a greenfield international airport in Puri due to risks to migratory birds and proximity to the Chilika Lake Ramsar site.
The proposed airport project covers 471.401 hectares at Sipasurubali village in Puri, Odisha. While the Odisha government, Airports Authority of India, and Ministry of Civil Aviation supported the plan, the WII flagged ecological risks.
Prelims pointers (3)
PlaceChilika Lake: A Ramsar site located in Odisha.
FactProposed airport area: 471.401 hectares at Sipasurubali village.
BodyWildlife Institute of India (WII): Body that advised against the project.
Mains angle
Q. Discuss the conflict between infrastructure development and biodiversity conservation in ecologically sensitive zones like Ramsar sites.
Ecological risk: Potential disruption of migratory bird flyways and habitat degradation near Chilika Lake
Regulatory friction: Conflict between Ministry of Civil Aviation's infrastructure goals and wildlife conservation mandates
Why in news: The Madhya Pradesh Forest Department reported 149 leopard deaths over 14 months, primarily due to road accidents, sparking criticism from activist Ajay Dube regarding infrastructure accountability.
Madhya Pradesh recorded 149 leopard deaths within a 14-month period. The Forest Department identified road accidents as the leading cause of mortality, linked to leopards' proximity to human habitats.
Prelims pointers (4)
Fact149 leopards died in Madhya Pradesh over a period of 14 months.
PlaceMadhya Pradesh is the state where the leopard mortality data was recorded.
FactRoad accidents were identified as the primary cause of leopard fatalities in the state.
FactThe Forest Department is implementing animal passages and signage on new roads to mitigate leopard deaths.
Mains angle
Q. Discuss the challenges of balancing infrastructure development with wildlife conservation in regions of high human-wildlife conflict.
Habitat fragmentation: Increased leopard mortality due to proximity to human settlements and transport corridors.
Accountability gap: Lack of institutional responsibility for wildlife deaths caused by infrastructure-related accidents.
Mitigation trade-offs: Effectiveness of physical barriers like animal passages versus large-scale habitat preservation.
Why in news: Residents of Alayamon grama panchayat in Kollam are facing a crisis as nomadic herds of gaurs enter human settlements due to drying water sources and climate change.
The crisis in Kollam's Alayamon grama panchayat involves gaurs entering human settlements due to water scarcity and climate change. Forest officials have deployed solar fencing and Elephant Proof Trenches (EPT) to mitigate the conflict.
Prelims pointers (4)
EnvironmentGaurs: Nomadic herds entering human settlements in Kollam due to drying water sources.
S&TSolar fencing: Mitigation measure used by forest officials to deter wildlife.
S&TElephant Proof Trenches (EPT): Physical barriers used to manage human-wildlife conflict.
PlaceAlayamon grama panchayat: Location in Kollam district experiencing increased human-wildlife conflict.
Mains angle
Q. Discuss how climate change and habitat fragmentation exacerbate human-wildlife conflict in India's forest fringes.
Why in news: The National Green Tribunal (NGT) stayed the Nashik Municipal Corporation's tree-felling for the Simhastha Kumbh Mela following a petition by environmentalist Manish Baviskar.
The NGT Pune bench issued a temporary stay on tree-felling for road expansion and safety measures. The Nashik Municipal Corporation (NMC) is scheduled to present its defense before the tribunal on April 28.
Prelims pointers (3)
BodyNational Green Tribunal (NGT): A specialized body for adjudication of environmental disputes.
PlaceNashik: Location of the Simhastha Kumbh Mela.
FactThe NGT stay on tree-felling is valid until April 28.
Mains angle
Q. Discuss the conflict between infrastructure development for large-scale religious gatherings and environmental conservation in India.
Regulatory friction: Balancing municipal urban planning requirements against environmental protection mandates under NGT oversight
Ecological impact: Loss of urban green cover vs. public safety and traffic management for mass gatherings
Why in news: The Karnataka government reported a reduction in groundwater extraction from 68.44% in 2024 to 66.49% in 2025 due to rainfall and conservation policies.
The 2025 Groundwater Assessment Report shows improved status across 11 taluks in Karnataka. The state is launching the 'Digital Water Stack' initiative to monitor groundwater using space technology and AI-based satellite surveillance.
Prelims pointers (3)
FactKarnataka groundwater extraction reduced from 68.44% in 2024 to 66.49% in 2025
S&TDigital Water Stack: Initiative using space technology and AI-based satellite surveillance for groundwater monitoring
PlaceKarnataka: State reporting improved groundwater status across 11 taluks
Mains angle
Q. Discuss the role of technological interventions and community-led conservation in ensuring sustainable groundwater management in water-stressed regions of India.
Data-driven governance: Leveraging AI and satellite imagery to mitigate illegal extraction and over-exploitation
Policy-rainfall nexus: Balancing reliance on monsoon-driven recharge with structural water conservation infrastructure
Keywords: Groundwater Recharge · Digital Water Stack · Satellite Surveillance · Sustainable Water Management · Resource Conservation
Why in news: Christiana Figueres was appointed co-chair of a Lancet Commission to examine the health impacts of sea-level rise and explore legal frameworks for country accountability.
The Lancet Commission will report by September 2027 on health impacts including displacement and water contamination. The initiative was prompted by Pacific island health ministers seeking global focus on climate-driven health crises.
Prelims pointers (3)
PostChristiana Figueres: Former UN climate chief and co-chair of the Lancet Commission on sea-level rise health impacts
BodyLancet Commission: Body examining health impacts of sea-level rise and legal accountability
FactCommission report deadline: September 2027
Mains angle
Q. Discuss the intersection of climate change and public health, specifically focusing on the legal accountability of nations for sea-level rise impacts on vulnerable populations.
Legal accountability: Establishing international liability frameworks for climate-induced displacement and water contamination
Human rights nexus: Addressing climate change as a systemic health crisis rather than a purely environmental issue
Geopolitical equity: Addressing the disproportionate health impacts on Pacific island nations despite low historical emissions
Keywords: Climate Justice · Public Health · Legal Accountability · Sea-level Rise · Human Rights Crisis
Why in news: Toxics Link, an environmental research organization, reported that 84% of surveyed sites in four Indian cities continue to use banned single-use plastics despite existing regulations.
The study was conducted by Toxics Link across Bhubaneswar, Delhi, Guwahati, and Mumbai. It found that banned items remain widely available in informal markets and small commercial establishments due to high consumer demand.
Prelims pointers (2)
Fact84% of surveyed locations in Bhubaneswar, Delhi, Guwahati, and Mumbai were found using banned single-use plastics.
BodyToxics Link is a New Delhi-based environmental research and advocacy organization.
Mains angle
Q. Critically analyze the challenges in enforcing the ban on single-use plastics in India and suggest measures to transition towards a circular economy.
Enforcement gap: Difficulty in monitoring informal markets and small-scale commercial establishments
Supply-side bottleneck: Limited availability and high cost of sustainable alternatives for consumers
Why in news: Environmental activists and researchers criticized the Madhya Pradesh forest department's policy of classifying all tiger deaths as poaching, arguing it ignores the socio-economic realities of tribal communities.
A tigress was found poisoned near an opium field in Madhya Pradesh. Critics argue that the current tiger protection policy reflects a colonial mindset by failing to account for poverty and marginalization in local tribal communities.
Prelims pointers (2)
PlaceMadhya Pradesh: State where the poisoned tigress was discovered
FactThe forest department currently classifies all tiger deaths as poaching incidents
Mains angle
Q. Critically analyze the shift from 'fortress conservation' to 'people-centric' models in tiger protection, balancing wildlife preservation with the rights of forest-dwelling communities.
Social exclusion: Marginalization of tribal communities in traditional top-down conservation models
Policy bias: Over-reliance on criminalization of deaths without addressing underlying socio-economic drivers
Rights-based approach: Conflict between state-led forest management and local community land rights
Keywords: Fortress Conservation · People-centric Model · Socio-economic Marginalization · Wildlife Crime · Community Rights
Why in news: The National Green Tribunal (NGT) stayed an Assam government order to deploy 1,600 Assam Forest Protection Force (AFPF) personnel for election duties due to biodiversity risks.
The NGT invoked the precautionary principle to halt the deployment of 1,600 AFPF personnel. This marks the first instance in Assam where forest personnel were requisitioned for election duties.
Prelims pointers (3)
BodyNational Green Tribunal (NGT): A specialized body for environmental cases in India
Fact1,600 personnel from the Assam Forest Protection Force (AFPF) were initially ordered for deployment
PlaceAssam: State where the requisition of forest personnel for election duty occurred
Mains angle
Q. Discuss the significance of the 'precautionary principle' in environmental jurisprudence and its role in balancing administrative requirements with ecological preservation.
Institutional conflict: Balancing electoral logistics with statutory mandates of forest protection forces
Legal doctrine: Application of the precautionary principle to prevent irreversible biodiversity loss during non-environmental activities
Why in news: The Earthshot Prize and Arup recognized the Tamil Nadu Green Climate Company’s (TNGCC) CARES initiative as a global model for climate action and ecosystem resilience.
The CARES initiative was selected from over 130 global initiatives for its institutional design. It operates under a Section 8 not-for-profit structure to coordinate climate action across various departments in Tamil Nadu.
Prelims pointers (3)
BodyTNGCC: Tamil Nadu Green Climate Company operates as a Section 8 not-for-profit structure.
FactCARES initiative was selected from over 130 global initiatives by the Earthshot Prize and Arup.
PlaceCARES integrates wetlands, forests, coastal ecosystems, and district-level missions in Tamil Nadu.
Mains angle
Q. Discuss how the 'not-for-profit' institutional model for climate action, like the CARES initiative, can be scaled to address biodiversity loss and ecosystem resilience in India.
Institutional synergy: Coordinating multi-departmental climate actions through a non-profit framework
Ecosystem integration: Linking district-level missions with coastal and wetland restoration
Global benchmarking: Aligning regional climate strategies with international standards like the Earthshot Prize
Why in news: Activists and residents in Gudalur, Tamil Nadu, are highlighting escalating human-wildlife conflicts and the lack of basic amenities for communities on disputed lands.
Two plantation workers were recently killed by an elephant in the Gudalur constituency of Tamil Nadu. The Wildlife and Nature Conservation Trust and O’Valley Makkal Iyakkam have raised concerns regarding habitat shrinkage and the plight of residents on 'Section 17' lands.
Prelims pointers (3)
PlaceGudalur: A constituency in Tamil Nadu facing human-wildlife conflict
FactTwo plantation workers killed by an elephant in Gudalur
Act / BillForest Rights Act, 2006: Relevant legislation for land titles for vulnerable communities
Mains angle
Q. Discuss the ecological and socio-economic implications of shrinking wildlife habitats and land disputes in ecologically fragile zones like Gudalur.
Habitat fragmentation: Shrinking corridors increasing elephant-human proximity and mortality
Land tenure insecurity: Lack of formal titles for vulnerable communities on disputed 'Section 17' lands
Infrastructure deficit: Absence of healthcare and electricity in forest-fringe settlements
Keywords: Human-wildlife conflict · Habitat fragmentation · Land tenure · Ecologically fragile zones · Forest Rights Act
Why in news: Eravikulam National Park is reopening to tourists on April 1st following the conclusion of the Nilgiri tahr calving season.
Eravikulam National Park reported nearly 100 new Nilgiri tahr births this year. The park features a medicinal garden with over 200 rare plant species and a three-tier photo point near the Kurinji garden.
Prelims pointers (3)
EnvironmentNilgiri tahr: A species whose calving season dictates park tourism schedules
FactMedicinal garden: Contains over 200 rare plant species
FactBirth count: Nearly 100 new births reported this year
Mains angle
Q. Discuss the strategies required to balance ecological conservation of endangered species with the promotion of eco-tourism in sensitive biodiversity hotspots like Eravikulam.
Ecological integrity: Balancing tourist footfall with the reproductive cycles of the Nilgiri tahr
Biodiversity preservation: Managing the conservation of rare medicinal plant species in high-altitude ecosystems
Why in news: Union Environment Minister Bhupender Yadav announced the successful hatching of a Great Indian Bustard (GIB) chick in Gujarat using a jumpstart approach after a decade.
The GIB chick was transported from Rajasthan to Gujarat via road following an incubation period of over 19 hours. The initiative was coordinated by the MoEFCC in collaboration with state forest departments and the Wildlife Institute of India.
Prelims pointers (4)
EnvironmentGreat Indian Bustard (GIB) is a critically endangered species in India
BodyWildlife Institute of India collaborated on the GIB conservation initiative
FactThe jumpstart approach involved an incubation period lasting over 19 hours
SchemeProject GIB was launched in 2016 for the conservation of the species
Mains angle
Q. Discuss the significance of ex-situ conservation techniques like the 'jumpstart approach' in preserving critically endangered avian species in India.
Inter-state coordination: Challenges in synchronizing conservation protocols between Rajasthan and Gujarat
Technological intervention: Balancing artificial incubation with natural breeding behaviors in wild species
Habitat integrity: Addressing the conflict between infrastructure development and GIB grassland requirements
Why in news: Environmental activists and the public are urging the Tamil Nadu government to establish a second sanctuary for the endangered Grey Slender Loris in the Melur taluk of Madurai district.
A study by American College students in Madurai documented 194 Slender Loris in the Melur region. Activists proposed a sanctuary encompassing Kesampatti, Sekkipatti, Pattur, Kambur, Pulippatti, and Melavalavu, with Kesampatti as the headquarters.
Prelims pointers (3)
EnvironmentGrey Slender Loris is an endangered species documented in the Melur taluk of Madurai district.
PlaceMelur taluk is located in the Madurai district of Tamil Nadu.
FactA study by American College students documented 194 Slender Loris in the Melur region.
Mains angle
Q. Discuss the importance of establishing localized sanctuaries for endangered species and the role of community-led conservation in biodiversity preservation.
Habitat fragmentation: High mortality rates due to road accidents despite existing warning signs
Community-led conservation: Leveraging local activism and academic research for site-specific sanctuary proposals
Keywords: Biodiversity conservation · Endangered species · Habitat protection · Community participation · Wildlife management
Why in news: The United Nations General Assembly observed the International Day of Forests 2026 with the theme 'Forests and Economies' to highlight the link between forest ecosystems and economic prosperity.
The International Union for Conservation of Nature (IUCN) reports that over 1.6 billion people rely on forests for their livelihoods. The UN General Assembly officially declared March 21 as the International Day of Forests in 2012.
Prelims pointers (3)
Intl. orgInternational Day of Forests: Declared by the United Nations General Assembly in 2012.
FactOver 1.6 billion people globally rely on forests for livelihoods according to the IUCN.
FactThe 2026 theme for International Day of Forests is 'Forests and Economies'.
Mains angle
Q. Discuss the significance of forest ecosystems in fostering a sustainable bioeconomy and supporting the livelihoods of forest-dependent communities.
Livelihood security: Balancing industrial economic growth with the needs of 1.6 billion forest-dependent people
Bioeconomy transition: Integrating forest conservation with sustainable economic prosperity and biodiversity preservation
Why in news: The Supreme Court ruled that state officials from Rajasthan, Madhya Pradesh, and Uttar Pradesh will be held vicariously liable for allowing sand mining in the National Chambal Sanctuary.
The Supreme Court initiated a suo motu case regarding the destruction of wildlife habitats in the National Chambal Sanctuary. The sanctuary is shared by Rajasthan, Madhya Pradesh, and Uttar Pradesh and houses endangered species like gharials and turtles.
Prelims pointers (4)
PlaceNational Chambal Sanctuary: Located across the jurisdictions of Rajasthan, Madhya Pradesh, and Uttar Pradesh
EnvironmentEndangered species in Chambal Sanctuary: Gharials and turtles
BodyMinistry of Environment, Forest and Climate Change: Notified by the Supreme Court regarding sanctuary protection
FactLegal principle: State officials held vicariously liable for aiding and abetting the destruction of protected wildlife habitats
Mains angle
Q. Examine the legal and administrative challenges in curbing illegal sand mining in ecologically sensitive zones across state boundaries.
Jurisdictional friction: Coordination gaps between Rajasthan, Madhya Pradesh, and Uttar Pradesh in managing shared ecological zones
Accountability deficit: Lack of vicarious liability for officials facilitating illegal resource extraction in protected areas
Keywords: Vicarious liability · Ecologically sensitive zones · Inter-state cooperation · Wildlife habitat protection · Suo motu action
Why in news: Forest Minister Eshwar B. Khandre directed officials to prioritize elephant trenches, solar-powered fencing, and increased patrolling in Kodagu district to mitigate high human-wildlife conflict deaths.
Kodagu district accounts for 38% of the State's human-wildlife conflict deaths. The Minister proposed engaging local youth and procuring additional vehicles to enhance field operations and communication systems.
Prelims pointers (3)
FactKodagu district accounts for 38% of the State's human-wildlife conflict deaths
S&TSolar-powered fencing is identified as a mitigation measure for human-elephant conflict
PlaceKodagu district is the primary site of the reported conflict
Mains angle
Q. Discuss the ecological and socio-economic challenges of human-wildlife conflict in forest-fringe areas and suggest measures to mitigate these conflicts effectively.
Resource competition: Scarcity of water and fodder driving wildlife into human-dominated landscapes
Community engagement: Balancing local livelihood security with wildlife conservation mandates
Infrastructure gap: Need for standardized elephant trenches and solar-powered fencing across high-conflict zones
Why in news: The Tamil Nadu Forest Department and the Tamil Nadu Raptor Research Foundation completed the first state-wide scientific assessment documenting 51 species of birds of prey.
The survey involved over 3,652 participants documenting 51 raptor species, including critically endangered vultures and migratory harriers. It utilized standardized methods to survey both diurnal and nocturnal raptors across the state.
Prelims pointers (3)
FactTamil Nadu recorded 51 species of raptors in its first state-wide assessment.
BodyThe assessment was conducted by the Forest Department and the Tamil Nadu Raptor Research Foundation.
EnvironmentThe survey documented both diurnal and nocturnal raptors, including critically endangered vultures.
Mains angle
Q. Discuss the importance of state-specific biodiversity assessments in formulating effective conservation strategies for endangered avian species in India.
Data-driven conservation: Establishing baseline biodiversity metrics to identify high-priority habitat protection zones
Species-specific threats: Addressing the unique ecological requirements of critically endangered vultures versus migratory harriers
Why in news: The article highlights the decline of amphibian populations and the multi-pronged conservation efforts, including citizen science and breeding programs, to protect India's threatened frog species.
The IUCN has identified 37 frog species as extinct or threatened globally. In India, while chytridiomycosis is a significant factor, it has not caused the same level of mass mortality observed in other regions.
Prelims pointers (4)
EnvironmentChytridiomycosis: A disease causing global decline in amphibian populations since the 1980s.
BodyIUCN: International Union for Conservation of Nature, which identifies threatened species.
Fact37 frog species are currently identified as extinct or threatened by the IUCN.
PlaceWorld Frog Day: Observed annually on March 20th.
Mains angle
Q. Discuss the ecological significance of amphibians and evaluate the effectiveness of citizen science and ex-situ breeding programs in combating biodiversity loss in India.
Ecological indicator: Amphibians as bio-indicators for climate change and habitat degradation
Conservation methodology: Balancing in-situ habitat protection with ex-situ breeding programs
Community engagement: Leveraging citizen science to bridge data gaps in biodiversity monitoring