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. 500 notes so far, updated daily.
Why in news: Jharkhand CM Hemant Soren directed officials to develop a mechanism to prevent human deaths in man-elephant conflicts following an incident in Hazaribag district.
Seven people were killed by an aggressive herd of elephants in Hazaribag district, Jharkhand. The state government plans to map elephant corridors, train villagers, and deploy 'Kumki' elephants for rescue operations.
Prelims pointers (3)
FactSeven people were killed in a recent man-elephant conflict incident in Hazaribag district, Jharkhand.
EnvironmentKumki elephants: Trained elephants used by forest departments to manage and rescue wild elephants.
FactThe Jharkhand government mandated full compensation for families affected by elephant attacks within 12 days.
Mains angle
Q. Discuss the strategies required to mitigate man-animal conflict in elephant-dense corridors while ensuring the safety of local communities and wildlife.
Spatial planning: Need for scientific mapping of elephant corridors to minimize habitat fragmentation
Compensation bottleneck: Ensuring rapid and transparent disbursement of ex-gratia payments to affected families
Operational capacity: Scaling up the deployment of trained Kumki elephants and specialized rescue teams
Why in news: Wildlife authorities released an adult male tiger named Explorer into Papikonda National Park as part of Operation Stripes to facilitate ecosystem integration.
Explorer, an adult male tiger, was released into Papikonda National Park on February 14, 2026, after traveling over 650 kilometers. The tiger was fitted with a satellite collar and is being monitored via GPS and VHF caller facilities.
Prelims pointers (3)
PlacePapikonda National Park is the site of the tiger release.
S&TOperation Stripes utilizes satellite collars and VHF caller facilities for tiger monitoring.
FactThe tiger traveled over 650 kilometers through a functional corridor before being released.
Mains angle
Q. Discuss the significance of wildlife corridors and satellite tracking in the conservation of large carnivores in India's fragmented forest landscapes.
Habitat connectivity: Mitigating human-wildlife conflict by maintaining functional corridors for transient species
Technological monitoring: Real-time GPS tracking to minimize poaching and manage tiger movement patterns
Why in news: The Wildlife Society of Orissa (WSO) expressed concern over Odisha recording 171 human deaths due to elephant encounters in 2024-25, the highest in India.
The Wildlife Society of Orissa (WSO) reported 171 human deaths in Odisha during 2024-25. The WSO Secretary, Biswajit Mohanty, attributed the rise to mining, industrial growth, and infrastructure development disrupting elephant movement corridors.
Prelims pointers (3)
FactOdisha recorded 171 human deaths in elephant encounters in 2024-25.
PlaceThe Wildlife Society of Orissa (WSO) is the body reporting the conflict data.
EnvironmentElephant movement corridors are being disrupted by mining and infrastructure development.
Mains angle
Q. Discuss the conflict between industrial development and wildlife conservation in India. How can corridor-based planning mitigate human-elephant conflict?
Developmental friction: Conflict between infrastructure expansion and the preservation of migratory corridors
Institutional gap: Lack of government responsiveness to escalating human-wildlife conflict data
Ecological fragmentation: Impact of mining and industrialization on elephant habitat connectivity
Why in news: The Kerala government opened a new e-waste recycling facility in Palakkad to enhance the state's waste management infrastructure.
The new facility in Palakkad is operated by Sithara Recyclers Private Limited and has an annual recycling capacity of 39,360 metric tonnes of plastic. Kerala now has three such plants, including existing ones in Peruvanthanam (Idukki) and FACT’s Kochi campus.
Prelims pointers (4)
PlacePalakkad: Location of the new e-waste recycling facility in Kerala
Fact39,360 metric tonnes: Annual plastic recycling capacity of the Anakkara facility
BodyCentral Pollution Control Board (CPCB): Body responsible for EPR registration of recycling plants
PlacePeruvanthanam, Idukki and Kochi: Locations of existing e-waste recycling plants in Kerala
Mains angle
Q. Discuss the importance of Extended Producer Responsibility (EPR) in managing the growing challenge of electronic waste in India.
Regulatory oversight: Ensuring compliance of private recyclers with CPCB standards
Infrastructure gap: Scaling recycling capacity to match rapid urban electronic consumption
Circular economy: Transitioning from linear waste models to resource recovery systems
Why in news: Adivasi communities in Nagarahole demanded a permanent ban on wildlife safaris and criticized the International Big Cat Alliance (IBCA) for prioritizing tourism over local conservation knowledge.
The Jenu Kuruba community in Nagarahole argues that clearing trees for safari visibility causes wildlife to encroach on human settlements. They allege the IBCA promotes 'extractive agendas' that ignore indigenous forest conservation practices.
Prelims pointers (2)
EnvironmentJenu Kuruba: An indigenous community in the Nagarahole region involved in forest conservation.
BodyInternational Big Cat Alliance (IBCA): A global initiative criticized by locals for ignoring indigenous knowledge.
Mains angle
Q. Discuss the conflict between wildlife tourism and the rights of indigenous communities in protected areas. How can conservation models integrate traditional ecological knowledge?
Human-wildlife conflict: Habitat fragmentation due to safari-related tree clearing leading to increased animal-human encounters.
Epistemic injustice: Marginalization of indigenous 'Jenu Kuruba' knowledge in international conservation frameworks like IBCA.
Conservation trade-offs: Balancing economic gains from wildlife tourism against the security and rights of forest-dwelling Adivasis.
Why in news: The Jammu and Kashmir government abandoned a ₹416.72-crore Dal Lake restoration plan in favor of an in-situ conservation strategy to allow lake dwellers to remain in their homes.
The government opted for in-situ conservation following a 2022 SKUAST study highlighting severe pollution and degradation. The proposed plan includes installing sewage treatment plants and dredging interior channels.
Prelims pointers (4)
PlaceDal Lake is located in Srinagar, Jammu and Kashmir
BodySKUAST: Sher-e-Kashmir University of Agricultural Sciences and Technology
FactThe abandoned restoration plan was valued at ₹416.72 crore
S&TThe proposed plan includes the installation of sewage treatment plants and dredging of interior channels
Mains angle
Q. Discuss the trade-offs between large-scale ecological restoration and the socio-economic rights of local communities in urban water bodies.
Socio-ecological conflict: Balancing the preservation of heritage water bodies with the housing rights of marginalized lake dwellers
Infrastructure bottleneck: Requirement for decentralized sewage treatment plants to mitigate organic pollution in high-density urban lakes
Why in news: The United Sangtam Likhum Pumji community organization in Nagaland passed a resolution to protect pangolins to counter illegal wildlife trafficking along the India-Myanmar border.
The United Sangtam Likhum Pumji and Tangkhul Naga Awunga Long are community organizations in Nagaland and Manipur respectively. The Wildlife Trust of India (WTI) and the Pangolin Crisis Fund are leading projects to counter illegal trade in Nagaland's critical landscapes.
Prelims pointers (4)
EnvironmentPangolins are targeted by illegal wildlife trafficking routes along the India-Myanmar border.
BodyWildlife Trust of India (WTI) is an organization leading pangolin protection projects.
PlaceThe Sangtam tribe is concentrated in Nagaland's border regions with Myanmar.
FactThe Pangolin Crisis Fund is a specific fund dedicated to countering illegal wildlife trade.
Mains angle
Q. Discuss the role of community-led conservation initiatives in curbing illegal wildlife trafficking in India's border regions.
Transboundary enforcement: Difficulty in policing wildlife trafficking across porous India-Myanmar borders
Community agency: Leveraging indigenous tribal structures to supplement state-led wildlife protection
Funding gaps: Reliance on non-governmental funds like the Pangolin Crisis Fund for conservation
Why in news: Scientists reported a significant drop in salinity in the Southern Indian Ocean off Australia's west coast due to freshwater influx from the Indo-Pacific region.
The Southern Indian Ocean has seen a reported 30% decrease in salinity over the last 60 years. This change is driven by freshwater influx and is altering ocean currents and circulation patterns.
Prelims pointers (3)
FactSalinity in the Southern Indian Ocean off Australia's west coast decreased by 30% over 60 years
PlaceThe salinity drop is specifically noted in the Southern Indian Ocean off the west coast of Australia
S&TFreshwater influx from the Indo-Pacific region is the primary driver of the salinity drop
Mains angle
Q. Discuss how changes in ocean salinity and circulation patterns in the Indian Ocean can influence global climate systems and regional monsoon patterns.
Monsoon variability: Altered ocean currents affecting the timing and intensity of the Indian Summer Monsoon
Marine ecosystem disruption: Impact of salinity shifts on marine biodiversity and commercial fisheries
Coastal vulnerability: Changes in ocean circulation affecting coastal weather and sea-level dynamics
Why in news: The Tamirabharani Waterbird Count recorded over 21,000 waterbirds across 69 species, highlighting the ecological importance of southern Tamil Nadu wetlands for the Central Asian Flyway.
The survey was conducted by the Agasthyamalai Community Conservation Centre and other organizations across 68 irrigation tanks in southern Tamil Nadu. The Little Cormorant was identified as the most prevalent species, with the highest abundance recorded in the Thoothukudi district.
Prelims pointers (4)
PlaceTamirabharani Waterbird Count (TWC) is conducted in southern Tamil Nadu
EnvironmentLittle Cormorant was the most prevalent species recorded in the TWC survey
FactThe survey recorded over 21,000 waterbirds from 69 species across 68 irrigation tanks
EnvironmentThe wetlands are significant for migratory birds using the Central Asian Flyway
Mains angle
Q. Discuss the ecological significance of wetland conservation in India and the measures required to mitigate anthropogenic threats like sewage intrusion and solid waste dumping.
Ecological connectivity: Role of local wetlands as critical stopover points for Central Asian Flyway migrants
Pollution management: Impact of untreated sewage and solid waste on avian biodiversity and water quality
Keywords: Wetland conservation · Central Asian Flyway · Biodiversity monitoring · Anthropogenic threats · Avian ecology
Why in news: The Tamil Nadu Pollution Control Board (TNPCB) rejected Vedanta Limited's 'Green Copper' plant proposal at the former Sterlite site, prompting the company to move the Madras High Court seeking an expert committee review.
Vedanta Limited proposed a 'Green Copper' facility at the former Sterlite copper plant site in Thoothukudi. The TNPCB refused the 'Consent to Operate' (CTO), while the Madras High Court directed the Additional Government Advocate (AAG) to seek instructions on forming a multidisciplinary expert committee.
Prelims pointers (3)
BodyTNPCB: Tamil Nadu Pollution Control Board is the state body responsible for environmental monitoring and industrial consents.
PlaceThoothukudi: Location of the former Sterlite copper plant in Tamil Nadu.
FactThe 'Green Copper' proposal involves using recycled copper and aims to minimize slag generation and hazardous waste.
Mains angle
Q. Examine the role of state pollution control boards in balancing industrial investment with environmental safeguards in ecologically sensitive zones.
Regulatory friction: Conflict between industrial 'green' rebranding and state-level environmental compliance standards
Judicial oversight: Role of the judiciary in mediating between corporate interests and environmental protection mandates
Technical assessment: Need for multidisciplinary expert committees to evaluate hazardous waste and slag management
Why in news: The Nilgiri Wildlife And Environment Association (NWEA) is being discussed for its historical role in Nilgiri biodiversity conservation and current efforts to revive the group.
The NWEA was founded in colonial India to combat unregulated hunting. It contributed to the Nilgiri Game and Fish Preservation Act of 1879 and the creation of the Nilgiri Biosphere Reserve, Mudumalai Wildlife Sanctuary, and Mukurthi National Park.
Prelims pointers (4)
PlaceNilgiri Biosphere Reserve, Mudumalai Wildlife Sanctuary, and Mukurthi National Park are located in the Nilgiris.
FactThe Nilgiri Game and Fish Preservation Act was established in 1879.
EnvironmentNWEA contributed to the conservation of the Sigur Elephant Corridor.
S&TNWEA contributed to the introduction of electric fences in India.
Mains angle
Q. Discuss the role of civil society organizations in biodiversity conservation and the importance of historical legislative frameworks in protecting wildlife corridors.
Institutional friction: Conflict between community-led conservation groups and district administration oversight
Habitat connectivity: Importance of corridors like Sigur for elephant migration and genetic diversity
Legislative evolution: Transition from colonial-era preservation acts to modern biosphere reserve management
Why in news: The Madras High Court dismissed two PILs challenging the construction of high-rise towers by Brigade Enterprises Limited in a zone allegedly within the Pallikaranai Ramsar wetland.
The Madras High Court dismissed the petitions while noting that the Supreme Court is already seized of a similar matter. The Tamil Nadu government has completed ground truthing but has not finalized the demarcation of the prohibited zone.
Prelims pointers (3)
PlacePallikaranai marsh is a designated Ramsar wetland site in Tamil Nadu
FactBrigade Enterprises Limited claims land ownership dating back to 1935
BodyMadras High Court dismissed the PILs while the Supreme Court handles a parallel case
Mains angle
Q. Discuss the conflict between urban infrastructure development and the preservation of ecologically sensitive Ramsar wetlands in India.
Regulatory gap: Delay in finalizing demarcation of prohibited zones despite completed ground truthing
Jurisdictional overlap: Concurrent litigation in High Courts and Supreme Court regarding wetland encroachment
Legal ambiguity: Conflict between historical land ownership titles and modern environmental conservation mandates
Why in news: The Kerala State Forest Department launched an amnesty scheme for wildlife articles following a Kerala High Court ruling invalidating ownership certificates for illegal ivory.
The Kerala State Forest Department's amnesty scheme allows individuals to surrender inherited or legally acquired trophies without facing charges. The initiative follows a Kerala High Court ruling that invalidated ownership certificates for the illegal possession of ivory.
Prelims pointers (3)
BodyKerala State Forest Department: The body responsible for implementing the wildlife amnesty scheme.
PlaceKerala High Court: The judicial body that invalidated ownership certificates for illegal ivory possession.
FactAmnesty Scheme: Allows surrender of wildlife trophies without facing charges.
Mains angle
Q. Critically analyze the trade-offs between amnesty schemes for wildlife trophies and the enforcement of stringent anti-poaching laws in India.
Legal risk: Potential for amnesty schemes to inadvertently legitimize items obtained through illegal wildlife trade
Enforcement gap: Balancing the voluntary surrender of trophies with the need to deter active poaching activities
Why in news: Farmers in Thalavadi Hills protested after a farmer's death by an elephant herd, demanding better compensation and security measures like rail fencing and reinforced Elephant-Proof Trenches (EPTs).
A 28-year-old farmer from Karalavadi village was killed by an elephant herd during the harvest season. The Chief Conservator of Forests stated that changing cropping patterns in Karnataka are pushing elephants into Tamil Nadu for food.
Prelims pointers (2)
PlaceThalavadi Hills: Location of the human-elephant conflict in Tamil Nadu
FactSathyamangalam Tiger Reserve (STR): Forest reserve involved in managing the conflict
Mains angle
Q. Discuss the ecological and socio-economic challenges posed by human-elephant conflict in the Nilgiri-Sathyamangalam corridor and suggest measures to mitigate it.
Ecological shift: Habitat fragmentation and changing cropping patterns in Karnataka driving migration into Tamil Nadu
Compensation gap: Inadequacy of current death compensation schemes for farmers in high-conflict zones
Infrastructure deficit: Need for reinforced EPTs and rail fencing to secure agricultural corridors
Why in news: Wildlife experts and environmentalists are urging the National Tiger Conservation Authority (NTCA) to rehabilitate a tranquilized tiger in Andhra Pradesh instead of confining it.
A tiger was tranquilized in the East Godavari district of Andhra Pradesh after roaming for 53 days along its functional corridor. Experts propose radio-collaring the tiger to monitor its behavior before releasing it into Papikonda National Park.
Prelims pointers (4)
BodyNTCA: National Tiger Conservation Authority is the body responsible for tiger conservation in India
PlacePapikonda National Park is located in Andhra Pradesh
FactThe tiger was tranquilized after roaming for 53 days along its functional corridor
EnvironmentRadio-collaring is the proposed method to monitor the tiger's movements and behavior
Mains angle
Q. Discuss the challenges in balancing human-wildlife conflict mitigation with the preservation of natural corridors for apex predators in India.
Ecological integrity: Maintaining functional corridors vs. localized human safety concerns
Monitoring infrastructure: Limitations of radio-collaring in dense forest terrains
Policy trade-offs: Rehabilitation of tranquilized animals vs. permanent captivity
Why in news: The National Highways Authority of India (NHAI) proposed a 650-meter soundproof barrier wall on the Mysuru–Kushalnagar highway to mitigate wildlife disturbance in the Ranganathittu Bird Sanctuary.
The NHAI proposed a 650-meter soundproof barrier wall along a 92.3-km access-controlled highway stretch. The project aims to reduce vehicular noise and ensure safe passage for birds in the Ranganathittu Bird Sanctuary while addressing Mysuru traffic congestion.
Prelims pointers (4)
BodyNHAI: National Highways Authority of India
FactThe proposed soundproof barrier wall is 650 meters long
FactThe Mysuru–Kushalnagar highway is a 92.3-km access-controlled highway
BodyNBWL: National Board for Wildlife (final approval authority)
Mains angle
Q. Discuss the challenges of balancing infrastructure development with wildlife conservation in ecologically sensitive zones like bird sanctuaries.
Ecological friction: Balancing noise pollution mitigation with habitat connectivity for migratory birds
Regulatory oversight: Coordination between NHAI and National Board for Wildlife for infrastructure clearance
Keywords: Wildlife Conservation · Infrastructure Development · Noise Pollution · Ecologically Sensitive Zones · Biodiversity Mitigation
Why in news: NOAA and Australia’s Bureau of Meteorology indicated a potential El Niño formation in the Pacific Ocean later in 2026, which could drive global temperatures to record highs in 2027.
The El Niño Southern Oscillation (ENSO) cycle involves warmer-than-average waters in the eastern equatorial Pacific. It is linked to extreme climate events worldwide, including drier and hotter conditions in Australia.
Prelims pointers (4)
S&TENSO: El Niño Southern Oscillation cycle linked to extreme global climate events
FactEl Niño involves warmer-than-average waters in the east of the equatorial Pacific
FactPotential for record high global temperatures in 2027 due to El Niño formation
PlaceAustralia: Experiences drier and hotter conditions during El Niño events
Mains angle
Q. Discuss how the El Niño Southern Oscillation (ENSO) influences global climate patterns and the challenges it poses for climate change mitigation strategies.
Feedback loops: Interaction between ENSO-driven warming and anthropogenic greenhouse gas concentrations
Agricultural vulnerability: Impact of ENSO-induced droughts on food security in the Australasian region
Keywords: El Niño Southern Oscillation · Climate Variability · Global Warming · Equatorial Pacific · Climate Modeling
Why in news: The Greater Bengaluru Authority (GBA) announced the preparation of Ward-Level Climate Action Plans for five pilot wards to address urban climate resilience.
The GBA Climate Action Cell developed plans covering energy, transportation, waste management, urban planning, and disaster management. The pilot program covers Shantinagar, Jakkur, Begur, Vijayanapura, and Nalwadi Krishnaraja Wadiyar Ward.
Prelims pointers (3)
PlacePilot wards for climate action plans: Shantinagar, Jakkur, Begur, Vijayanapura, and Nalwadi Krishnaraja Wadiyar Ward
BodyGreater Bengaluru Authority (GBA) is the body overseeing the climate action plans
FactThe plans cover five key sectors: energy, transportation, waste management, urban planning, and disaster management
Mains angle
Q. Discuss the significance of localized climate action plans in achieving urban sustainability and disaster resilience in rapidly expanding Indian metropolitan cities.
Granular governance: Addressing micro-level waste and energy inefficiencies at the ward level
Urban planning integration: Aligning disaster management protocols with local infrastructure development
Resource optimization: Decentralized waste management to reduce carbon footprint in high-density zones
Why in news: Union Minister Bhupender Yadav announced the birth of five cubs to a Namibian cheetah named Aasha, increasing the total cheetah population in India to 35.
The cheetah reintroduction project was launched in September 2022 at Kuno National Park in Madhya Pradesh. The current population of 35 consists of 24 cubs born in India and 11 adults translocated from African countries.
Prelims pointers (4)
FactTotal cheetah population in India as of February 2026: 35
FactNumber of cheetahs translocated from African countries: 11
PlaceKuno National Park is located in Madhya Pradesh
FactCheetahs became extinct in India in 1952
Mains angle
Q. Examine the ecological and conservation challenges associated with the reintroduction of cheetahs into the Indian landscape.
Habitat suitability: Balancing prey density and grassland requirements in Kuno National Park
Genetic diversity: Risks of inbreeding in a small founder population of translocated cheetahs
Human-wildlife conflict: Managing potential encounters in fringe areas of the national park
Why in news: Gujarat's Chhari-Dhandh Wetland Conservation Reserve was designated as a Ramsar Site on January 31, 2026, recognizing its unique desert wetland character and biodiversity.
The Chhari-Dhandh Wetland Conservation Reserve in Gujarat was officially designated as a Ramsar Site on January 31, 2026. It serves as a critical habitat for migratory birds along the Central Asian Flyway and hosts the globally significant Grey Hypocolius.
Prelims pointers (4)
PlaceChhari-Dhandh Wetland Conservation Reserve is located in Gujarat
FactDesignation as a Ramsar Site occurred on January 31, 2026
EnvironmentThe reserve is a key habitat for the Grey Hypocolius
FactThe wetland is situated along the Central Asian Flyway
Mains angle
Q. Discuss the significance of the Ramsar Convention in preserving unique desert wetlands and their role in maintaining migratory bird flyways in India.
Ecological connectivity: Importance of desert wetlands as stopover points for the Central Asian Flyway
Conservation policy: Balancing local land use with international wetland conservation standards
Why in news: A China-led international research team, including the University of Exeter, identified 207 subglacial volcanoes beneath the Antarctic ice sheet to study geothermal heat impacts on ice stability.
The research team created a digital archive named ANT-SGV-25 to catalogue the volcanoes. The findings were published in the journal Earth-Science Reviews.
Prelims pointers (3)
S&TANT-SGV-25: Digital archive identifying 207 subglacial volcanoes in Antarctica
PlaceAntarctica: Location of the identified subglacial volcanic landscapes
Fact207: Number of subglacial volcanoes identified in the new catalogue
Mains angle
Q. Discuss how subglacial volcanic activity and geothermal heat interactions influence the stability of polar ice sheets in the context of global warming.
Feedback loop: Geothermal heat accelerating ice melt and contributing to sea-level rise
Data gap: Limitations in real-time monitoring of subglacial volcanic activity and heat flux
Why in news: The Wildlife Institute of India (WII) and Tamil Nadu Forest Department conducted a UAV survey estimating the dugong population in Tamil Nadu at 270 individuals.
The survey conducted by WII and the Tamil Nadu Forest Department found evidence of active breeding among dugongs. Palk Bay and the Gulf of Mannar now represent the largest viable dugong population in India.
Prelims pointers (3)
EnvironmentDugong: Population estimated at 270 individuals in Tamil Nadu as of February 2026
PlacePalk Bay and Gulf of Mannar: Identified as the largest viable dugong habitats in India
BodyWildlife Institute of India (WII): Conducted the UAV survey in collaboration with the Forest Department
Mains angle
Q. Discuss the significance of marine protected areas in conserving endangered marine mammals like the dugong in India's coastal ecosystems.
Habitat integrity: Impact of coastal development and fishing pressure on seagrass beds
Monitoring efficacy: Use of UAV technology for non-invasive population assessment and breeding tracking
Why in news: The Karnataka government reduced the Eco-Sensitive Zone (ESZ) around Bannerghatta National Park for a housing project, despite a Supreme Court order to restore original boundaries.
The Central Empowered Committee (CEC) recommended restoring the 2016 draft notification which included a buffer zone of up to 4.5 kilometers. The Karnataka Housing Board (KHB) project is currently in conflict with environmentalists and farmers over biodiversity impacts.
Prelims pointers (3)
PlaceBannerghatta National Park is located in Bengaluru, Karnataka
FactThe 2016 draft notification included a buffer zone of up to 4.5 kilometers from the park's boundary
BodyThe Central Empowered Committee (CEC) recommended the restoration of the original ESZ boundaries
Mains angle
Q. Discuss the conflict between infrastructure development and biodiversity conservation in ecologically sensitive zones. How can buffer zones mitigate human-wildlife conflict?
Regulatory friction: Conflict between state housing board projects and Supreme Court-mandated environmental protections
Ecological fragmentation: Impact of reduced buffer zones on elephant corridors and regional biodiversity
Governance gap: Enforcement of ESZ declaration guidelines against irreversible environmental damage
Keywords: Eco-Sensitive Zone · Human-wildlife conflict · Biodiversity conservation · Buffer zones · Environmental impact assessment
Why in news: Local women in Kibber village, Himachal Pradesh, are collaborating with the Himachal Pradesh forest department to monitor and protect snow leopards using camera traps.
Women in Kibber village, Himachal Pradesh, have identified over 83 snow leopards in the region. They work with the Himachal Pradesh forest department and conservationists to monitor the animals and protect fragile mountain ecosystems.
Prelims pointers (3)
PlaceKibber village is located in Himachal Pradesh state
FactOver 83 snow leopards have been identified in the region through these monitoring efforts
EnvironmentSnow leopards are identified as top predators and vital members of the mountain ecosystem
Mains angle
Q. Discuss how community-led conservation models, particularly involving marginalized groups, can enhance biodiversity protection in fragile Himalayan ecosystems.
Community ownership: Shifting local perceptions from predator-hostility to ecosystem-vitality
Monitoring efficacy: Leveraging local knowledge for camera trap placement and data collection
Ecological resilience: Protecting mountain biodiversity through decentralized, community-based conservation initiatives
Why in news: The Mysuru district administration launched the 'Mysuru Tree Audit 2025–26' in collaboration with the Bherunda Foundation to map and assess the city's tree population for urban planning.
The project covers 65 wards in Mysuru and has already mapped 48,000 trees. It involves geo-tagging, growth parameter analysis, and health assessments to identify threats like diseases and root damage.
Prelims pointers (4)
PlaceMysuru Tree Audit 2025–26 covers 65 wards in Mysuru district
Fact48,000 trees have been mapped as part of the initial audit
BodyBherunda Foundation is the primary NGO partner leading the census and volunteer training
FactThe audit includes geo-tagging and carbon stock assessment
Mains angle
Q. Discuss the importance of urban biodiversity mapping and tree audits in formulating sustainable urban planning and climate-resilient city policies in India.
Data-driven planning: Using geo-tagged health assessments to prioritize urban greening and mitigate heat island effects
Community-led conservation: Leveraging civil society and volunteer training to ensure long-term maintenance of urban carbon stocks
Why in news: A study published in the Proceedings of the National Academy of Sciences revealed that current climate models may underestimate urban heat island effects in tropical and sub-tropical cities.
Researchers from the University of East Anglia analyzed 104 medium-sized cities in tropical and sub-tropical regions. The study found that many of these cities experience temperatures up to 2°C higher than surrounding rural areas due to impervious surfaces and engineered drainage.
Prelims pointers (4)
S&TUrban Heat Island (UHI) effect: cities becoming hotter than surrounding rural areas due to impervious surfaces and engineered drainage.
FactStudy analyzed 104 medium-sized cities in tropical and sub-tropical regions.
FactTemperature difference: Cities in the study were found to be up to 2°C hotter than surrounding rural areas.
S&TCoarse resolution climate models: Models that may miss variations in land surface response to climate change.
Mains angle
Q. Discuss how the urban heat island effect complicates climate change modeling and urban planning in tropical regions of India.
Model inaccuracy: Coarse resolution models failing to capture localized land surface responses to warming
Urban planning conflict: Balancing engineered drainage and impervious surfaces with heat mitigation strategies
Data gap: Need for high-resolution localized climate data to improve regional warming projections
Keywords: Urban Heat Island · Climate Modeling · Tropical Urbanization · Land Surface Response · Climate Projection
Why in news: Conservationists and researchers expressed apprehensions over the Union Budget proposal to develop 'turtle trails' for tourism at nesting sites in Odisha, Karnataka, and Kerala.
The Union Budget proposed 'turtle trails' at nesting sites in Odisha, Karnataka, and Kerala. Wildlife activist Biswajit Mohanty warned that such ecotourism could disrupt the mass nesting of endangered Olive Ridley sea turtles and cited previous disturbances in Chilika Lake's dolphin habitat.
Prelims pointers (3)
EnvironmentOlive Ridley sea turtles are endangered species known for mass nesting.
PlaceProposed turtle trails are planned in Odisha, Karnataka, and Kerala.
FactLight pollution is identified as a specific factor that can distract turtles from nesting.
Mains angle
Q. Critically analyze the conflict between promoting ecotourism and ensuring the ecological integrity of sensitive nesting habitats for endangered marine species.
Ecological disruption: Human-induced light pollution and noise interfering with the biological nesting cycles of Olive Ridley turtles.
Policy trade-off: Balancing immediate economic gains from tourism against long-term biodiversity conservation goals in coastal zones.
Keywords: Ecotourism · Biodiversity Conservation · Habitat Fragmentation · Endangered Species · Sustainable Development
Why in news: The Forest Department reported the sighting of six smooth-coated otters at an irrigation tank in Adilabad district, highlighting the presence of a vulnerable species in the region.
Six smooth-coated otters were spotted at an irrigation tank in Gollapur village, Adilabad district, near the Boath forest range. The species is listed as vulnerable on the IUCN Red List and is protected under Schedule I of the Wildlife Protection Act, 1972.
Prelims pointers (2)
EnvironmentSmooth-coated otters are listed as vulnerable on the IUCN Red List
Act / BillSmooth-coated otters are protected under Schedule I of the Wildlife Protection Act, 1972
Mains angle
Q. Discuss the importance of identifying and protecting vulnerable aquatic species in irrigation-heavy landscapes to maintain ecological balance.
Habitat fragmentation: Impact of irrigation infrastructure on the natural corridors of vulnerable aquatic mammals
Legal protection efficacy: Challenges in enforcing Schedule I protections in areas with high human-wildlife interaction
Keywords: Biodiversity conservation · IUCN Red List · Wildlife Protection Act · Habitat preservation · Aquatic ecosystems
Why in news: A faunal survey led by the State Forest Department in Kerala's Karimpuzha Wildlife Sanctuary documented several new species of birds, butterflies, and odonates.
The study was conducted in the newly established Karimpuzha Wildlife Sanctuary in Kerala with support from STEAR and TNHS.
Prelims pointers (3)
PlaceKarimpuzha Wildlife Sanctuary is located in Kerala
FactThe survey documented 171 bird species, 177 butterfly species, and 42 odonate species
BodyThe survey was led by the State Forest Department with support from STEAR and TNHS
Mains angle
Q. Discuss the importance of faunal surveys in the effective management and conservation of newly established wildlife sanctuaries in India.
Data-driven conservation: Baseline biodiversity data essential for habitat-specific protection measures
Institutional synergy: Collaborative monitoring between state forest departments and non-governmental research bodies
Why in news: The Supreme Court upheld an NGT order imposing a ₹5 crore environmental compensation on builder Rhythm County for violating green norms in Pune.
The Supreme Court upheld the National Green Tribunal's (NGT) order against Rhythm County for construction violations in Pune. The court ruled that firms with higher turnover and scale must bear greater responsibility for their environmental footprint.
Prelims pointers (2)
BodyNational Green Tribunal (NGT): A specialized body for adjudication of environmental disputes.
FactRhythm County was ordered to pay ₹5 crore in environmental compensation.
Mains angle
Q. Discuss the principle of 'polluter pays' and the judicial reasoning behind scaling environmental compensation based on a firm's turnover and scale.
Regulatory enforcement: Difficulty in monitoring large-scale construction projects for environmental clearance compliance
Judicial activism: Balancing corporate growth with the 'polluter pays' principle to internalize environmental externalities
Keywords: Polluter Pays Principle · Environmental Compensation · Green Norms · Judicial Oversight · Environmental Footprint
Why in news: The Wayanad Prakruthi Samrakshana Samiti and Hume Centre for Ecology organized the 'Sahyadri' summit in Kerala to demand stronger conservation measures and human-wildlife conflict compensation for the Western Ghats.
The three-day summit was held in Kerala to address the protection of the Western Ghats biodiversity hotspot. Key demands included active community involvement, invasive species elimination, and swift relief disbursement for victims of human-wildlife conflict.
Prelims pointers (3)
PlaceWestern Ghats: A recognized biodiversity hotspot in India
FactWayanad Prakruthi Samrakshana Samiti: Organising body of the Sahyadri summit
FactHume Centre for Ecology: Partner organisation for the environmental summit
Mains angle
Q. Discuss the ecological significance of the Western Ghats and evaluate the necessity of community-led conservation models in mitigating human-wildlife conflicts.
Ecological integrity: Threat of invasive species and habitat degradation in biodiversity hotspots
Social equity: Need for structured compensation frameworks for victims of human-wildlife conflict
Governance model: Transition from top-down protection to community-led forest restoration
Why in news: The Union Government designated Patna Bird Sanctuary (Uttar Pradesh) and Chhari-Dhand (Gujarat) as Ramsar sites to enhance wetland conservation.
India's total number of Ramsar sites reached 98 following the addition of these two wetlands. The Indian Ramsar network has grown by over 276 percent since 2014.
Prelims pointers (4)
PlacePatna Bird Sanctuary is located in Etah, Uttar Pradesh
PlaceChhari-Dhand is located in Kutch, Gujarat
FactIndia's total count of Ramsar wetlands is 98 as of January 2026
FactThe Indian Ramsar network grew by over 276 percent since 2014
Mains angle
Q. Discuss the ecological significance of wetlands in India and evaluate the effectiveness of the Ramsar Convention in preserving biodiversity.
Biodiversity hotspot: Critical habitat for migratory and resident avian species including endangered birds
Conservation scaling: Rapid expansion of the Ramsar network to address wetland degradation
Ecosystem services: Role of wetlands in flood regulation and groundwater recharge
Why in news: Scientists reported a new era of extreme bioclimatic events in the Arctic, where nearly one-third of the land area is experiencing unprecedented weather patterns.
A study titled 'A new era of bioclimatic extremes in the terrestrial Arctic' identifies frequent and intense events like sudden winter thaws, rain-on-snow freezing, and heatwaves. These events are causing significant damage to Arctic flora and fauna across nearly one-third of the land area.
Prelims pointers (3)
EnvironmentArctic bioclimatic extremes include sudden winter thaws and rain-on-snow freezing into ice.
FactNearly one-third of the Arctic land area is currently experiencing these extreme weather events.
S&TThe study identifies that these events have no historical precedent, hindering ecosystem adaptation.
Mains angle
Q. Discuss how the emergence of unprecedented bioclimatic extremes in the Arctic poses a threat to global climate stability and biodiversity.
Ecosystemic shock: Rapid loss of biodiversity due to lack of evolutionary adaptation to sudden thaws
Feedback loop risk: Accelerated melting of permafrost and ice sheets affecting global thermohaline circulation
Why in news: The Kerala government announced the 2026-27 budget allocating ₹27.82 crore for environment and habitat projects, including a specific focus on biodiversity conservation.
The Kerala state budget for 2026-27 allocates ₹27.82 crore for environment and habitat projects. Out of this, ₹13 crore is specifically earmarked for biodiversity conservation.
Prelims pointers (5)
Fact₹27.82 crore: Total allocation for environment and habitat projects in Kerala Budget 2026-27
Fact₹13 crore: Specific allocation for biodiversity conservation in the Kerala budget
PostK.N. Balagopal: Finance Minister of Kerala
BodyKerala State Biodiversity Board: Body responsible for biodiversity management in the state
Fact2035: Target year for Kerala to become the most biodiversity-friendly state
Mains angle
Q. Discuss the importance of decentralised biodiversity management and community engagement in achieving state-level conservation goals in ecologically sensitive regions like Kerala.
Institutional capacity: Strengthening local biodiversity management committees through structured training programs
Climate-centric urbanism: Integrating climate resilience and citizen engagement into urban development frameworks
Policy-target alignment: Balancing rapid urban development with long-term biodiversity conservation goals