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Subject: Conservation & Mitigation

1. Conservation Progs.
2. Worldwide initiatives
3. Mitigation Strategies
4. Conventions and Protocols

  • Vishwamitri River  

    Why in the News?

    The Vishwamitri River, flowing through Vadodara in Gujarat, has drawn attention due to the presence of a large urban population of mugger crocodiles, earning it the title India’s Crocodile River.

    About Vishwamitri River

    • A small non perennial river in eastern Gujarat
    • Origin: Western and southern slopes of the Pavagadh Hills
    • Course: Flows westward through Vadodara city
    • Tributaries: Dhadar and Jambuva
    • Outfall: Arabian Sea via the Gulf of Khambhat
    • Total length: 200 km
    • Characterised by highly meandering and sinuous course

    Biodiversity Along the River

    • Mammals: Porcupine, Indian civet, Jungle cat
    • Reptiles: Cobras, Pythons, Checkered keelback, Bengal monitor
    • Supports a major population of Mugger crocodile

    Mugger Crocodiles 

    • Scientific name Crocodylus palustris
    • Distribution: Iran to Bangladesh, Nepal to Sri Lanka
    • In India found in 15 states
    • Also called Indian crocodile
    • 2025 census recorded 442 muggers
    • Found within a 21 km urban stretch in Vadodara
    • Freshwater rivers, lakes, ponds, hill streams
    • Can survive in coastal saltwater lagoons
    • IUCN Red List: Vulnerable
    [2017] If you want to see gharials in their natural habitat, which one of the following is the best place to visit? 

    (a) Bhitarkanika Mangroves 

    (b) Chambal River 

    (c) Pulicat Lake 

    (d) Deepor Beel

  • Shettihalli Wildlife Sanctuary  

    Why in the News?

    The Forest Minister of Karnataka recently visited Shettihalli Wildlife Sanctuary amid controversy over a proposal to reduce the sanctuary boundary.

    About Shettihalli Wildlife Sanctuary

    • Located in Karnataka, in Shimoga (Shivamogga) district
    • Lies along the Tunga River
    • Tunga Anicut Dam situated within the sanctuary
    • Provides habitat for otters and water birds
    • Mandagadde Bird Sanctuary forms part of Shettihalli
    • Mandagadde is an island nesting site in the Tunga River

    Prelims Pointers

    • Shettihalli lies on the Tunga River
    • Mandagadde Bird Sanctuary is part of it
    • Presence of displaced human settlements is a management challenge
    • Supports rich avifauna and large mammals
    • Forest types range from dry deciduous to evergreen
    [2019] Consider the following pairs: 

    Famous place :    River 

    1. Pandharpur :    Chandrabhaga 

    2. Tiruchirappalli : Cauvery 

    3. Hampi :             Malaprabha

    Which of the pairs given above are correctly matched? 

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

  • Carbon Border Adjustment Mechanism (CBAM)

    Why in the news?

    The European Union’s (EU) Carbon Border Adjustment Mechanism (CBAM) (CBAM) is a, as of January 1, 2026, fully implemented policy designed to levy a tax on carbon-intensive imports, such as steel, cement, aluminum, fertilizers, electricity, and hydrogen. This is applied to prevent “carbon leakage”. It ensures foreign producers pay a similar carbon price to EU firms, aiming to encourage global. It is in the news as it enters its decisive phase ahead of 2026, raising concerns for India’s carbon-intensive exports to the EU. Its relevance has increased after the conclusion of the India-EU Free Trade Agreement, which includes a non-discrimination (forward-MFN) clause on CBAM but does not remove the regulation itself.

    What is the Carbon Border Adjustment Mechanism (CBAM)?

    1. Carbon Pricing Instrument: Applies a carbon price on imports equivalent to the EU carbon price under the ETS.
    2. Leakage Prevention Tool: Prevents relocation of carbon-intensive production to jurisdictions with weaker climate policies.
    3. Climate-Trade Linkage: Integrates climate objectives directly into customs and trade regulation.
    4. WTO Compatibility Claim: Structured to mirror domestic carbon pricing to avoid discrimination.

    How Does CBAM Function in Practice?

    1. CBAM Certificates: Requires EU importers to purchase certificates reflecting embedded emissions.
    2. Price Benchmarking: Certificate prices linked to EU ETS allowance auction prices.
    3. Annual Compliance: Importers must declare embedded emissions and surrender certificates annually.
    4. Carbon Cost Deduction: Allows deduction if an equivalent carbon price is already paid in the exporting country.
    5. Equivalence Provision: Exempts exporters from jurisdictions with comparable carbon pricing regimes.

    What is the Implementation Timeline of CBAM?

    1. Transitional Phase (2023-2025):
      1. Reporting-only regime with quarterly disclosure of embedded emissions.
      2. No financial liabilities imposed.
    2. Definitive Regime (from 2026):
      1. Mandatory purchase and surrender of CBAM certificates.
      2. Threshold-based authorisation requirement for EU importers (above 50 tonnes).

    Which Sectors and Products are Covered?

    1. Iron and Steel: Includes selected downstream products such as nuts and bolts.
    2. Cement: High process emissions sector.
    3. Aluminium: Energy-intensive production profile.
    4. Fertilisers: Emissions from chemical processing.
    5. Electricity: Cross-border power imports.
    6. Hydrogen: Emerging but carbon-sensitive input.

    Together, these sectors account for over 50% of emissions in EU ETS-covered industries when fully phased in.

    Why Did the EU Introduce CBAM?

    1. Carbon Leakage Risk: Prevents displacement of emissions rather than their reduction.
    2. ETS Integrity: Supports tightening of the EU ETS by phasing out free allowances.
    3. Climate Ambition: Reinforces the EU’s 55% emissions reduction target by 2030.
    4. Trade Neutrality: Aligns treatment of domestic and imported goods.

    What are the Global and Economic Implications?

    • Emission Outcomes: OECD simulations indicate global emissions fall by 0.54% with CBAM, compared to 0.39% without it.
    • Trade Reorientation: EU importers shift sourcing towards cleaner producers.
    • Sectoral Spillovers:
      1. Covered EU industries regain domestic competitiveness but face export disadvantages.
      2. Downstream sectors face higher input costs without border protection.
    1. Country-Level Effects:
      1. Cleaner exporters (Chile, Mexico, Türkiye) gain marginally.
      2. Carbon-intensive exporters (India, South Africa) face modest export contraction (~0.2%).

    Why Does CBAM Matter for India?

    1. Export Exposure: India is a major exporter of iron, steel, aluminium, and fertilisers to the EU.
    2. Carbon Intensity Gap: Higher emissions intensity increases CBAM liability.
    3. Policy Equity Concerns: Raises questions of common but differentiated responsibilities.
    4. Administrative Burden: Requires robust emissions accounting and verification infrastructure.
    5. Diplomatic Engagement: EU’s acknowledgment of India’s concerns reflects negotiation space.

    Are there any regulatory concessions given to India on the CBAM regime after the India-EU FTA?  

    1. India secured a “forward-Most Favoured Nation (forward-MFN) clause on CBAM”, i.e., any future CBAM relaxations, flexibilities or concessions that the EU grants to other partners will automatically apply to India.
    2. Technical dialogue & cooperation: A structured technical dialogue to ease market access under CBAM and help exporters comply.
    3. Financial support pledge: The EU committed financing assistance (reported figure: ~€500 million over two years) to support India’s emissions reduction efforts.
    4. Rapid-response / rebalancing mechanism: Treaty language to rebalance rights if EU regulatory measures impair FTA benefits to Indian firms (safeguard-like clause).
    5. CBAM was not removed: The FTA does not repeal or exempt India from CBAM. The EU confirmed CBAM remains in place; the deal only ensures parity if the EU later gives concessions to others. CBAM remains operational.
    6. Plain effect of the forward-MFN clause: India will get the same future relaxations the EU grants other partners but CBAM still applies until and unless the EU changes its rules for everyone.

    Likely sectoral impact on India (concise, with editorial/analysis references)

    1. Steel (highest exposure): Continued cost pressure for flat-rolled and high-carbon products; EU remains a major buyer (e.g., ~44% of India’s steel exports to EU in some analyses), so impact on volumes and margins persists unless India decarbonises faster. .
    2. Aluminium: Risk of lower exports for high-emission aluminium; parity helps if EU later gives credits or recognition to cleaner producers, but immediate certificate costs remain.
    3. Cement & fertilisers: High process emissions mean persistent CBAM liability; cost pass-through to EU buyers limited, exporters will bear squeeze. 
    4. Downstream industries (autos, machinery): Indirect effect via higher input costs if upstream suppliers face CBAM costs; competitiveness may be affected for export-oriented value chains. 
    5. MSMEs: Disproportionate burden from verification and reporting costs, parity clause doesn’t reduce compliance complexity. Editorials warn of non-tariff barrier effects. .

    Conclusion

    The Carbon Border Adjustment Mechanism marks a structural shift in global trade, where climate regulation increasingly conditions market access. For India, CBAM poses real competitiveness and compliance challenges for carbon-intensive sectors, even as it aligns with the EU’s climate ambitions. The conclusion of the India–EU Free Trade Agreement provides limited but meaningful relief by securing a forward-Most Favoured Nation–type non-discrimination clause on CBAM, ensuring parity with any future concessions extended to other partners. However, the agreement does not dilute or suspend CBAM obligations, and carbon costs will continue to apply from 2026. Ultimately, the FTA mitigates relative disadvantage but does not eliminate structural pressures. India’s long-term response must therefore combine trade diplomacy with accelerated domestic decarbonisation, robust emissions accounting, and targeted support for vulnerable sectors to remain competitive in an increasingly climate-regulated global economy.

    PYQ Relevance

    [UPSC 2022] Discuss global warming and mention its effects on the global climate. Explain the control measures to bring down the level of greenhouse gases which cause global warming, in the light of the Kyoto Protocol, 1997.

    Linkage: CBAM connects climate mitigation with trade by pricing carbon in imports, making environmental regulation a market-access condition. It fits GS-III Environment as an example of climate policy shaping global trade and industry.

  • New Plant Species Discovered in Nagaland: Hoya nagaensis

    Why in the News?

    Researchers from Nagaland University have discovered a new plant species, Hoya nagaensis, in the high-altitude forests of Nagaland, highlighting the biodiversity richness of Northeast India and the conservation value of community-managed forests.

    About Hoya nagaensis

    • Newly identified plant species belonging to the Hoya genus
    • Genus Hoya is known for ornamental plants with distinctive flowers
    • Characterised by
      • Unique leaf shapes
      • Distinct floral features, clearly differentiating it from known species

    Location of Discovery

    • Found in Kavünhou Community Reserved Forest
    • District: Phek, Nagaland
    • Habitat: High-altitude temperate forests of the Eastern Himalaya
    • Recorded so far from only one location

    Conservation Status

    • Provisionally classified as Critically Endangered
    • Reasons
      • Extremely limited geographical range
      • Threats from shifting cultivation
      • Forest disturbance
    [2023] Consider the following statements: Once the Central Government notifies an area as a ‘Community Reserve’ 

    1. The Chief Wildlife Warden of the State becomes the governing authority of such forest

    2. Hunting is not allowed in such area

    3. People of such area are allowed to collect non-timber forest produce

    4. People of such area are allowed traditional agricultural practices

    How many of the above statements are correct? 

    (a) Only one (b) Only two (c) Only three (d) All four

    Hoya nagaensis was specifically discovered in the Kavünhou Community Reserved Forest. This PYQ tests the administrative and legal rules governing such protected areas, which are vital for the conservation of rare species in the Northeast.

  • Pygmy Hog

    Why in the News?

    India’s Pygmy hog is rapidly declining due to loss and degradation of tall grassland habitats, even though it plays a critical role in maintaining grassland ecosystem health.

    About Pygmy Hog

    • Smallest and rarest wild pig species in the world
    • One of the few mammals that builds its own nest with a roof
    • Functions as an indicator species, reflecting grassland health

    Habitat

    • Prefers undisturbed tall grasslands with early succession riverine vegetation
    • Habitat includes dense tall grasses mixed with herbs, shrubs and young trees
    • Present distribution restricted to
      • Manas National Park
      • Orang National Park

    Ecological Role

    • Forages by digging soil using its snout
    • Feeds on roots, tubers, fruits, termites, earthworms and eggs
    • Improves soil aeration and fertility
    • Aids seed dispersal, supporting grassland regeneration

    Conservation Status

    • IUCN Red List: Critically Endangered
    • Listed under Schedule I of the Wildlife Protection Act, 1972
    • Estimated wild population is very small, confined to Assam
    [2013] Consider the following: 

    1. Star tortoise 

    2. Monitor lizard 

    3. Pygmy hog 

    4. Spider monkey 

    Which of the above are naturally found in India? 

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

  • Water Bankruptcy and Global Agriculture

    Why in the News?

    A recent UN report titled Global Water Bankruptcy: Living Beyond Our Hydrological Means in the Post Crisis Era, released by United Nations University Institute for Water, Environment and Health on 20 January 2026, warns that the world has entered a phase of global water bankruptcy, severely impacting agriculture and food security.

    What is Water Bankruptcy?

    • A condition where long term water use exceeds renewable inflows and safe depletion limits
    • Agriculture is no longer facing a temporary water crisis but operating beyond hydrological sustainability
    • Rivers, lakes, aquifers, wetlands, soils and glaciers damaged beyond realistic recovery

    Key Findings of the Report

    • Agriculture and Water Use: ~70 percent of global freshwater withdrawals used for agriculture.Expansion of agricultural land is no longer viable
    • Scale of Exposure:~3 billion people live in areas with declining or unstable water storage. More than half of global food production located in water stressed regions. 170 million hectares of irrigated cropland under high or very high water stress.
    • Land and Soil Degradation: Over 50 percent of global agricultural land moderately or severely degraded. Global salinisation has degraded. 82 million hectares of rainfed cropland. 24 million hectares of irrigated cropland. Accelerates desertification and reduces soil moisture retention.
    [2021] Among the following, which one is the least water efficient crop? 

    (a) Sugarcane 

    (b) Sunflower 

    (c) Pearl millet 

    (d) Red gram

  • BNHS and NMCG launch project to protect Indian Skimmer

    Why in the news

    Bombay Natural History Society and National Mission for Clean Ganga have launched a new conservation project in Dehradun to protect the endangered Indian Skimmer in the Ganga Basin. The project was inaugurated by the Union Minister for Jal Shakti C R Patil.

    About Indian Skimmer

    • Scientific name: Rynchops albicollis
    • IUCN status: Endangered
    • Habitat: Large rivers, estuaries, sandbars and islands
    • India hosts around 90 percent of the global population, making conservation nationally critical.

    Core objective

    • Protection of river sandbars, which are crucial nesting and breeding habitats for Indian Skimmer and other riverine birds.

    Major threats addressed

    • Sand mining on riverbeds
    • Altered river flows and sudden water releases from dams
    • Human and livestock disturbance
    • Predation and habitat fragmentation

    Geographical coverage

    • National Chambal Sanctuary
    • Upper Ganga near Bijnor and Narora
    • Ganga Yamuna confluence at Prayagraj
    • Lower Ganga near the Vikramshila Gangetic Dolphin Sanctuary in Bihar

    UPSC Prelims pointers

    • Indian Skimmer nests on exposed river sandbars.
    • India holds the largest global population share of the species.
    • Project combines science, community participation, and river planning.
    • Linked with Namami Gange ecosystem restoration goals.
    [2014] With reference to Bombay Natural History Society (BNHS), consider the following statements: 1. It is an autonomous organization under the Ministry of Environment and Forests

    2. It strives to conserve nature through action-based research, education and public awareness

    3. It organizes and conducts nature trails and camps for the general public

    Which of the statements given above is/are correct? 

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

  • Environmental (Protection) Fund

    Why in the news

    The Union Government notified detailed rules in January 2026 to operationalise the Environmental (Protection) Fund, a reform enabled by the Jan Vishwas Act, 2023.

    About

    • A statutory fund of the Government of India created to channel environmental penalties into pollution control, restoration, monitoring, research, and capacity building.
    • Converts monetary penalties into direct environmental remediation.

    Legal basis

    • Provided under the Environment (Protection) Act, 1986.
    • Detailed rules notified in January 2026.
    • Strengthened by the Jan Vishwas Act, 2023, which decriminalised several environmental offences while retaining penalties.

    Nodal authority

    • Administered by the Ministry of Environment, Forest and Climate Change or any body notified by the Central Government.

    Aim

    • Ensure that pollution penalties are recycled for environmental protection, remediation, clean technology promotion, and stronger regulatory institutions.

    Key features

    • Sources of funds
      • Penalties under the Air Act 1981 and Environment Act 1986
      • Interest from investments
      • Other prescribed sources
    • Permitted uses (11 activities)
      • Pollution prevention and mitigation
      • Remediation of contaminated sites
      • Environmental monitoring equipment
      • Clean technology research
      • IT enabled regulatory systems
      • Laboratory infrastructure
      • Capacity building of regulatory bodies
    • Revenue sharing
      • 75% of penalty proceeds to the Consolidated Fund of the State or UT
      • 25% retained by the Centre
    • Governance: Dedicated Project Management Units at Central and State levels
    • Oversight and transparency
      • Audit by the Comptroller and Auditor General of India
      • Centralised online portal developed by the Central Pollution Control Board
    [2019] Consider the following statements: The Environment Protection Act, 1986 empowers the Government of India to: 

    1. State the requirement of public participation in the process of environmental protection, and the procedure and manner in which it is sought

    2. Lay down the standards for emission or discharge of environmental pollutants from various sources

    Which of the statements given above is/are correct? 

    (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

  • Second Range wide Dolphin Survey

    Why in the News?

    The Second Range wide Dolphin Survey has been launched from Bijnor, Uttar Pradesh under Project Dolphin to update dolphin population estimates, assess habitat quality and identify threats across India’s river systems.

    About Project Dolphin

    A national conservation initiative of the Government of India for protecting riverine and oceanic dolphins through habitat protection, scientific monitoring and community participation.

    Key details

    • Launched: 15 August 2020
    • Nodal Ministry: Ministry of Environment, Forest and Climate Change
    • Aim:
      • Conserve dolphin diversity in India
      • Address threats like pollution, habitat degradation, by catch and altered river flows
      • Involve local communities and stakeholders

    Key features

    • 10 year initiative with pan India coverage
    • Focus on riverine and oceanic species
    • Scientific surveys and monitoring for population trends
    • Linked with river ecosystem conservation and policy action

    Second Range wide Dolphin Survey

    • A pan India scientific estimation exercise to assess:
      • Dolphin population size
      • Distribution and habitat condition
      • Anthropogenic and ecological threats

    Covers riverine and estuarine dolphins in a structured manner.

    Implementation and coverage

    • Phase I:
      • Main stem of the Ganga from Bijnor to Ganga Sagar
      • Indus river system
    • Phase II: Brahmaputra, Ganga tributaries, Sundarbans delta and Odisha river and estuarine systems
    • Coordinating agency: Wildlife Institute of India
    • Implemented with State Forest Departments and conservation partners
    • Uses standardised protocols, hydrophones for acoustic monitoring and trained field teams

    Note: Oceanic dolphins in Indian waters include Indo-Pacific bottlenose (Tursiops aduncus), spinner (Stenella longirostris), seen along Gujarat, Kerala, Odisha coasts in Arabian Sea and Bay of Bengal.

    Previous Survey Findings (2021 to 2023)

    • Around 6,327 riverine dolphins recorded across India
    • Highest populations: Uttar Pradesh and Bihar
    • Followed by West Bengal and Assam
    • Small population of Indus River Dolphin recorded in the Beas system

    Prelims Takeaways

    • Project Dolphin was launched in 2020
    • Nodal ministry is MoEFCC
    • Second survey uses acoustic monitoring via hydrophones
    • Ganga and Brahmaputra systems are key dolphin habitats
    • India hosts both riverine and oceanic dolphins
    [2014] Other than poaching, what are the possible reasons for the decline in the population of Ganga River Dolphins? 

    1. Construction of dams and barrages on rivers

    2. Increase in the population of crocodiles in rivers

    3. Getting trapped in fishing nets accidentally

    4. Use of synthetic fertilizers and other agricultural chemicals in crop-fields in the vicinity of rivers

    Select the correct answer using the code given below: 

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

  • Vulture Safe Zones in Tamil Nadu

    Why in the News?

    The Tamil Nadu Forest Department informed the Madras High Court that the process of establishing Vulture Safe Zones (VSZs) has begun in the State to protect critically endangered vulture species from toxic veterinary drugs.

    Background of the Case

    • Submission made before a Division Bench headed by Chief Justice Manindra Mohan Shrivastava
    • Status report filed in response to a Public Interest Litigation
    • PIL filed by K Surya Kumar
    • Aim is to prevent mass mortality and near extinction of vultures

    What are Vulture Safe Zones (VSZs)?

    • Geographically defined areas
    • Use of toxic veterinary NSAIDs strictly prohibited
    • Ensure availability of safe carcasses for vultures
    • Promote recovery of vulture populations
    • Part of India’s vulture conservation strategy

    Major Threat Addressed

    • Diclofenac and other NSAIDs
      • Used to treat cattle
      • Residues remain in carcasses
      • Cause kidney failure in vultures
    • Primary reason for over 95 percent decline in vulture population in India since the 1990s

    Prelims Pointers

    • Vulture Safe Zones target NSAID free landscapes
    • Diclofenac is the most lethal drug for vultures
    • First VSZ in Tamil Nadu proposed in Moyar River Valley
    • Monitoring radius is 100 km
    • Based on Vision Document for Vulture Conservation 2025 to 2030
    • Vultures are protected under Wildlife Protection Act 1972
    [2012] Vultures which used to be very common in Indian countryside some years ago are rarely seen nowadays. This is attributed to: 

    (a) the destruction of their nesting sites by new invasive species 

    (b) a drug used by cattle owners for treating their diseased cattle 

    (c) scarcity of food available to them 

    (d) a widespread, persistent and fatal disease among them