{GS1 – IS} First Phase of Census 2027 to be Held from April
- Context (TH): The first phase of the Population Census 2027, known as the Houselisting and Housing Census, is set to begin in April 2026.
Houselisting and Housing Census
- Individual Exclusion: Unlike the later Population Enumeration phase, this phase does not record personal details of residents
- Structure Listing: Enumerators list every structure, house, and household to create a base for subsequent population counting.
- Housing Data: Collected data covers construction materials, number of rooms. ownership status, electricity and toilets, and other household assets.
- Geotagging: All residential and non-residential buildings will receive unique latitude-longitude coordinates through Digital Layout Mapping.
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Key Features of Census 2027
- Fully Digital: Census 2027 will be India’s first fully digital census using mobile applications for real-time data collection and upload.
- Self-Enumeration: For the first time, citizens can self-enumerate through a secure portal or mobile app before field visits.
- New Indicators: The questionnaire will cover topics like digital access, gender identity, climate-induced migration, and type of cooking fuel.
- Caste Count: For the first time since 1931, the 2027 census will carry out a complete enumeration of all castes.
- Central Monitoring: A Census Management and Monitoring System (CMMS) portal will enable real-time progress tracking and error detection.
- Faster Release: Digital processes aim to release final population figures within six to nine months after completion.
- Policy Access: Clean, machine-readable census datasets will be shared with ministries through APIs for evidence-based policymaking.
- The second phase of the Population Census is the Population Enumeration (PE) headcount exercise, which records detailed demographic and socio-economic information for every individual.
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Read More > Census 2027
{GS1 – Geo} Atmospheric Heating over the Indo-Gangetic Plain
- Context (DD | TI): New study finds that water vapour heats the atmosphere much more than aerosols over the six AERONET sites across the Indo-Gangetic Plain.
- The study was conducted by the Aryabhatta Research Institute of Observational Sciences (ARIES) and the Indian Institute of Astrophysics (IIA) under the Department of Science and Technology (DST).
- It used observations from six AERONET sites across the Indo-Gangetic Plain.
- Water Vapour: A greenhouse gas that absorbs and re-emits infrared radiation, making it the largest contributor to atmospheric heating in the climate system.
- Aerosols: Tiny solid or liquid particles suspended in air that scatter or absorb sunlight, causing cooling or heating depending on their composition and concentration.
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Key Findings of the Study
- Dominant Heating: Water Vapour Radiative Effect (WVRE) heats the atmosphere far more efficiently than aerosols, making it the dominant driver of atmospheric heating over IGP.
- Aerosol Interaction: WVRE is stronger in clean atmospheres, while high aerosol loading shifts water vapour’s impact towards the top of the atmosphere.
- Modulation Effect: Aerosols modulate, but do not override, the heating influence of water vapour.
- Solar Dependence: Heating effects vary with solar position and aerosol absorption properties.
About ARIES
- An autonomous institute under the DST located at Nainital, Uttarakhand.
- It specialises in atmospheric sciences, climate change, aerosols, astronomy, and astrophysics.
- It hosts the Extensive Air Shower Telescope (EAST) for studying atmospheric interactions.
- It also houses India’s premier optical astronomy facilities, including the 3.6-m Devasthal Optical Telescope (DOT), the largest optical telescope in India.
About AERONET
- A global ground-based aerosol monitoring network coordinated by NASA in collaboration with CNRS (France) and international partners.
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{GS2 – MoA&FW} Draft Pesticides Management Bill, 2025 **
- Context (PIB | DDN): The government has invited public feedback on the Draft Pesticides Management Bill, 2025.
- The Ministry of Agriculture and Farmers Welfare (MoA&FW) prepared the draft Bill to replace the Insecticides Act, 1968, and the Insecticides Rules, 1971.
- Objective: To modernise the regulatory framework and ensure better accountability and management of pesticides throughout their lifecycle.
- Centralised Control: The Bill (Section 2) formally declares that it is necessary in the public interest to bring the regulation of the pesticide industry under the Union Government.
- Institutional Framework: The Bill establishes a two-tier oversight structure:
- Central Pesticides Board: An advisory body with representatives from the Health, Environment, and Agriculture ministries to set safety and disposal standards.
- Registration Committee: The executive authority responsible for evaluating pesticide applications for safety and efficacy.
Key Provisions of the Draft Bill
- Combating Spurious Products: The Bill introduces stricter controls and higher penalties to curb counterfeit and substandard pesticides.
- Decriminalisation: Minor procedural lapses are to be compounded rather than treated as criminal acts, aligning with ease-of-living reforms.
- Time-bound Approvals: Registration decisions must be made within 12–18 months; generic pesticides are approved after 18 months if undecided.
- Digital Traceability: The Bill mandates digital licensing and technology-enabled supply-chain tracking to ensure transparency and verify product quality.
- Laboratory Accreditation: Mandatory accreditation of all pesticide testing laboratories to ensure regulatory data credibility and global benchmarking.
- Safety Standards: The Bill sets standards for worker training, occupational health, and the protection of beneficial organisms such as pollinators.
- Promotion of Alternatives: It creates legal pathways to exempt and promote biopesticides, Integrated Pest Management (IPM), and traditional-knowledge-based solutions.
{GS2 – Governance} Right to Disconnect in Digital Workplaces **
- Context (TH): India’s rapid digitalisation has fostered an “always-on” work culture, where constant digital connectivity blurs work-life boundaries and fuels overwork, stress and burnout.
- Right to Disconnect is the principle that employees should be able to disengage from work communications outside official hours without facing any adverse action.
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Need for a Statutory Right to Disconnect
- Excessive Working Hours: Around 51% of India’s workforce works beyond 49 hours/week, placing India second globally for long working hours (ILO).
- Burnout Crisis: Nearly 78% of Indian employees report job burnout, among the highest globally.
- Health Burden: Work-related stress contributes to 10–12% of mental health cases in India.
- Productivity Paradox: Studies show fatigue-driven presenteeism lowers output quality, increasing errors and long-term attrition despite longer hours.
- Constitutional Basis: It is essential to protect the Right to Life (Article 21), which includes the right to health, rest, and sleep; It aligns with Articles 39(e) and Article 42.
Gaps in India’s Current Legal Framework
- Limited Coverage: The Occupational Safety, Health and Working Conditions Code, 2020 caps working hours mainly for “workers,” excluding many contractual, freelance, and gig employees.
- Power Asymmetry: Fear of penalties for ignoring after-hours communication entrenches employer dominance in digital workplaces.
- Mental Health Blind Spot: Existing labour laws focus on physical safety, with limited enforceable safeguards for psychological well-being.
Way Forward
- Statutory Recognition: Amend the Occupational Safety, Health and Working Conditions Code, 2020 to explicitly recognise the Right to Disconnect.
- Clear Working-Hour Caps: Define enforceable daily and weekly digital work-hour limits across sectors; E.g., Portugal (2021) penalises employers for contacting workers outside working hours.
- Judicial Reinforcement: Use constitutional values of dignity and health to guide interpretation; E.g., Olga Tellis v. Union of India (1985) linked right to life, extendable to humane work conditions.
- Gig & Contract Worker Inclusion: Extend protections beyond “workers” to all “employees”, including gig workers; E.g., Australia (2024) amended its Fair Work Act to cover digital disconnection rights.
Read More > Right to Disconnect Bill, 2025
{GS3 – IE} Exceptional Rise in Silver Prices **
- Context (IE): Silver prices rose over 160% in 2025, despite sharp interim corrections; December alone saw >30% gains amid global trade tensions.
- Silver (Ag) is a transition metal with atomic number 47, known for its highest electrical and thermal conductivity, which makes it widely used in electronics, solar cells, and jewellery.
Broader Commodity Trend
- Copper Rally: Copper crossed $12,000 per tonne in 2025 due to tariff fears, supply shortages, and energy transition demand, mirroring silver’s price dynamics.
- Real Asset Shift: Investors increasingly moved towards hard assets like metals and bitcoin amid geopolitical risks, fiscal stress, and weakening confidence in US financial assets.
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Key Drivers of Silver Price Surge
- Industrial Demand: Silver is critical for solar panels, batteries, EVs and electronics; the clean energy push sharply raised demand. E.g., solar PV alone uses ~15–20% of global silver demand.
- Critical Mineral Tag: The US added silver to its Critical Minerals List, linking it to Section 232 tariff reviews and government financing priorities.
- Geopolitical Risks: China’s rare metals export restrictions (2026–27) raised fears of supply disruption.
- Stockpiling Effect: US inventories hit 531 million ounces (Sept 2025), up 74% YoY (CME), draining availability in global hubs like London.
- ETF-Led Demand: Indian silver ETF inflows touched ₹5,342 crore in Sept 2025, far exceeding gold ETF inflows (₹1,233 crore), forcing fund houses to buy physical silver and tightening supply.
- FOMO Dynamics: Acute physical shortages pushed domestic silver prices 5–12% above global benchmarks, triggering fear of missing out among retail investors and reinforcing speculative buying cycles.
- Dollar Weakness: The US dollar is set to fall ~10% in 2025, encouraging the ‘debasement trade’ into silver, gold, copper, and bitcoin as hedges against currency depreciation.
- Dual Nature: Silver combines safe-haven appeal with industrial utility in clean energy, electronics, and EVs, while gold is largely confined to store-of-value and investment demand.
- Demand Diversity: Silver demand comes from industry, ETFs, retail investors, and jewellery, creating multiple demand channels and stronger price momentum compared to gold’s narrower base.
- Supply Inelasticity: Silver supply is constrained as it is mostly a by-product of base metal mining, whereas gold supply adjusts relatively faster through recycling and fresh mining.
Distribution of Silver in World
- Major Producers: Mexico is the largest producer, followed by China, Peru, Chile, and Australia; most silver is mined as a by-product of copper, lead, and zinc.
- Resource Concentration: Silver reserves are concentrated in Latin America and Asia-Pacific, closely linked to major base-metal belts like the Andean copper belt.
Distribution of Silver in India
- Limited Reserves: India has no major primary silver mines; domestic availability depends largely on by-product recovery from lead–zinc mining.
- Key Mining Region: Silver is mainly produced in Rajasthan, especially from lead–zinc mines operated by Hindustan Zinc Ltd in the Aravalli belt.
- Import Dependence: India meets a large share of silver demand through imports, primarily from Mexico (largest supplier) and Peru.
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{GS3 – Envi} Sundarbans Development Debate
- Context (DTE): A political and policy tussle has emerged between the Centre and West Bengal over development in the UNESCO World Heritage Site listed Sundarbans.
- Sundarbans receives ~9–9.5 lakh tourists annually, compared to ~19 lakh in Ranthambore (Rajasthan), indicating underexploited tourism capacity.
Key Issues at Stake in Sundarbans
Ecological Concerns
- Fragile Ecosystem: Sundarbans is a tidal, riverine mangrove system, unlike terrestrial tiger reserves, making it highly sensitive to construction and tourist pressure.
- Climate Vulnerability: About 44% of islands studied lost over 10 sq km to erosion, worsening habitat loss and disaster risk (Climate Action Network South Asia).
Governance Concerns
- Centre–State Friction: Delays in clearing projects like the ₹4,100 crore Lower Delta Project reflect weak cooperative federalism in climate adaptation.
- Regulatory Lapses: Illegal tourism continues in violation of CRZ norms and NGT orders, indicating enforcement failure by both governments.
Livelihood Reality
- Population Pressure: Around 4.5–5 million people depend on agriculture, fishing, forestry, and tourism in a climate-stressed delta.
- Low-Value Tourism: Tourism growth is dominated by low-end, informal operators, offering limited income security while increasing ecological stress.
Way Forward
- Responsible Tourism: Develop low-footprint, regulated eco-tourism with visitor caps; E.g., guidelines under the National Strategy for Sustainable Tourism (2022) tailored for mangroves.
- Fund Clearance: Fast-track approval of World Bank–assisted Lower Delta Project to strengthen embankments, biodiversity and livelihoods.
- Climate Finance: Channel adaptation funds through the National Adaptation Fund for Climate Change (NAFCC) and coastal resilience programmes.
- Joint Governance: Create a Centre–State Sundarbans Authority to align conservation, tourism, and disaster management policies.
About Sundarbans
- Largest Tidal Mangrove Forest: Covers ~ 10,000 sq. km, with 40% in India and 60% in Bangladesh.
- Boundaries: Muriganga River (west) and Harinbhanga and Raimangal Rivers (east).
- Global Recognition: Declared a Biosphere Reserve in 1989, a Tiger Reserve in 1973, a Ramsar Site in 1992, and a UNESCO World Heritage Site in 1987.
- Unique Vegetation: Named after Sundari tree (Heritiera fomes), dominating its mangrove forests.
- Unique Adaptations: Specialised roots (Pneumatophores) that grow above the soil surface, enabling respiration in waterlogged, oxygen-poor conditions.
- Rich Faunal Diversity: Home to the Royal Bengal Tiger, Saltwater Crocodile, River Terrapin, Olive Ridley Turtle, Ganges River Dolphin, Hawksbill Turtle, and Mangrove Horseshoe Crab.
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{GS3 – S&T} Vitamin B12 Deficiency in India **
- Context (TH): Vitamin B12 deficiency is a widespread, endemic public health problem in India.
About Vitamin B12
- It is a water-soluble vitamin that contains cobalt and is therefore scientifically called cobalamin.
- It is stored in the liver for about three to five years, allowing the body to use it over time.
- Essential Role: It acts as a cofactor in DNA synthesis, the formation of Red Blood Cells (erythropoiesis), and the maintenance of the myelin sheath (the protective covering of nerves).
- Metabolic Function: It converts homocysteine into methionine, regulating amino-acid metabolism.
- Absorption: Intestinal absorption requires binding to intrinsic factor (IF), a protein secreted by the parietal cells in the stomach lining.
- Sources: It is synthesised by some bacteria and occurs naturally only in animal-derived foods (meat, fish, eggs, dairy); it is not naturally present in plant foods.
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About Vitamin B12 Deficiency
- Global Prevalence: In developed countries, it mainly affects the elderly, with a prevalence of 6%.
- India’s Burden: In India, deficiency affects nearly 47% to 53% of the population across all age groups.
- Underdiagnosis: Non-specific symptoms such as fatigue, numbness, or poor concentration, along with prolonged liver storage, delay detection until advanced deficiency.
Major Causes of Deficiency in India
- Dietary Habits: The most common cause in India is a vegetarian or vegan diet lacking fortification.
- Cooking Patterns: Low milk intake and prolonged boiling reduce the availability of dietary vitamin B12.
- Drug Effects: Long-term use of diabetic medications (metformin) and antacids suppresses stomach acid, impairing vitamin B12 absorption.
Major Health Effects
- Megaloblastic Anaemia: Impaired DNA synthesis causes RBCs to become abnormally large (megaloblasts) and immature, leading to chronic fatigue.
- Demyelination: Inadequate formation of the myelin sheath leads to subacute combined degeneration of the spinal cord, causing neuropathy and gait imbalance.
- Psychiatric Disorders: Severe deficiency causes depression, paranoia, and memory loss in the elderly; it can lead to dementia and cognitive decline.
- Cardiovascular Risk: Low B12 raises homocysteine, damaging artery linings and increasing early heart attack and stroke risk.
- Maternal Complications: Deficiency during pregnancy increases the risk of Neural Tube Defects (NTDs), causing abortions and low birth weight.
- Child Development: Childhood deficiency impairs brain development, attention, and muscle strength.
Key Government Initiatives
- Food Fortification: The government mandates supplying fortified rice with iron, folic acid, and B12 through PDS, PM-POSHAN, and ICDS schemes.
- Anaemia Mukt Bharat: A “6x6x6” strategy that focuses on six age groups; while traditionally iron-focused, it now emphasises B12 and Folate to tackle “nutritional anaemia” holistically.
- Mission Poshan 2.0: A flagship programme aimed at improving maternal and child nutrition through community engagement and behaviour change.
- FSSAI Standards: The +F logo on food products helps consumers identify staples like milk or oil fortified with B12 and other micronutrients.
{Prelims – PIN} Madhav Gadgil
- Context (TH): Renowned Indian ecologist Madhav Gadgil passed away recently.
- He pioneered the ‘People’s Biodiversity Register’ to document traditional knowledge and local biodiversity; he was known as the “people’s ecologist” for his community-based conservation.
- He chaired the Western Ghats Ecology Expert Panel (Gadgil Commission, 2010), recommending strict protection for nearly 75% of the Western Ghats.
- Gadgil founded the Centre for Ecological Sciences (CES) at the Indian Institute of Science (IISc) in 1983.
- Major Awards: Includes Padma Shri (1981) and Padma Bhushan (2006), the Shanti Swarup Bhatnagar Prize (1986) and the UNEP Champions of the Earth award (2024).
{Prelims – A&C} Sri Govindaraja Swamy Temple *
- Context (TH): Sri Govindaraja Swamy Temple is an ancient and prominent Hindu temple located in Tirupati, Andhra Pradesh.
- The temple was consecrated in 1130 AD by the Vaishnavite philosopher-saint Ramanujacharya.
- Original Deity: Before the installation of Govindaraja Swamy, the presiding deity was Sri Parthasarathi, a form of Lord Krishna.
- Legend Shift: It is believed that Govindaraja’s idol was shifted from Chidambaram to Tirupati by Kulothunga Chola II during religious upheavals.
- Rituals: The temple is a major Sri Vaishnava centre, and its rituals strictly follow the Vaikhanasa Agama.
- Architecture: The complex reflects a blend of Dravidian and Vijayanagara architectural styles.
- Structural Features: It has several gopurams, including a seven-storeyed Rajagopuram at the entrance with intricate carvings, a pyramidal vimana, and pillared halls.
- The temple complex includes several smaller shrines dedicated to other Vaishnavite deities.
- Sri Ramanujacharya articulated Vishishtadvaita, a philosophical middle path between Advaita and Dvaita. His major works include Sri Bhashya and Bhagavad Gita Bhashya.
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{Prelims – IR} United States Exit from 66 International Bodies
- Context (TH): The United States announced withdrawal from 66 international organisations and treaties under an “America First” review framework.
- Policy Rationale: The review classifies selected international bodies as redundant, mismanaged, unnecessary, or wasteful for U.S. interests.
Key Organizations Planned for Exit
- Entity Split: The 66 bodies comprise 35 non-UN bodies and 31 United Nations entities.
- Climate: UNFCCC, IPCC, International Renewable Energy Agency, International Solar Alliance (ISA).
- The U.S. becomes the first country to attempt a formal withdrawal from the UNFCCC.
- Social Agencies: UN Population Fund, UN Women, UN Human Rights Council (UNHRC).
- Trade Bodies: UN Conference on Trade and Development (UNCTAD).
- Diplomatic Forums: Global Counterterrorism Forum, Partnership for Atlantic Cooperation.
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Possible Fallouts of the Withdrawal
- Weakens cooperative multilateralism and reduces collective capacity to manage global crises.
- Creates leadership vacuums, allowing China to expand its sphere of influence.
- Triggers a funding crunch, forcing agencies to cut staff and humanitarian programmes.
- Encourages transactional diplomacy, undermining trust in long-term collective commitments.
Read More> US Exit from WHO
{Prelims – Eco} India’s Real GDP to Grow at 7.4% in 2025-26
- Context (TH): The Ministry of Statistics and Programme Implementation (MoSPI) released the First Advance Estimates (FAE) for the Financial Year 2025-26.
- The FAE released by the National Statistical Office (NSO) under the MoSPI is an early assessment of the economy for the current financial year.
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Key Macroeconomic Projections
- Real Growth: Real GDP is projected to grow by 7.4% in FY 2025–26, up from 6.5% in FY 2024-25.
- Nominal Growth: Nominal GDP growth is estimated at 8%, a five-year low due to softer inflation.
- Economy Size: Nominal GDP is expected to reach $3.97 trillion, bringing it close to the $4-trillion mark.
Sectoral Performance
- Services Growth: The services sector remains the main growth driver, growing by 9.1%, compared to 7.2% last year.
- Manufacturing: Manufacturing growth is projected to accelerate to 7.0% from 4.5% in FY 2024–25.
- Agri Slowdown: Growth in agriculture and allied activities is expected to moderate to 3.1% from last year’s 4.6%.
Read More> Sustainability of India’s Growth Rate
{Prelims – Eco} Delhi Joins RBI’s Full Banking and Debt Framework *
- Context (NOA): Delhi Government signed an MoU with the Reserve Bank of India (RBI), bringing Delhi under RBI’s full financial management framework for the first time.
- Delhi earlier followed an ad hoc system, integrating its public accounts with the Government of India rather than managing them through the RBI.
- It borrowed funds from alternative sources like the National Small Savings Fund (NSF).
- The RBI acts as banker to states and Union Territories under bilateral agreements, as per Section 21A of the RBI Act, 1934; Sikkim is the only state with a limited RBI agreement for public debt management.
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Key Benefits
- Lower Borrowing Costs: Delhi will now raise funds through State Development Loans (SDL) at about 7%, lower than the previous 12–13% charged by alternative sources.
- Cash Management: The RBI will manage cash balances, automatically investing daily surpluses to earn interest and prevent idle funds.
- Liquidity Access: Delhi gains access to low-cost options such as Ways and Means Advances and Special Drawing Facilities for short-term cash mismatches.
- Fiscal Discipline: The step aligns Delhi with national fiscal norms, ensuring greater transparency and long-term financial sustainability.
{Prelims – Defence} Indian Navy’s Largest-Ever Fleet Expansion Drive
- Context (TT): Indian Navy is set to commission 19 warships in 2026, marking its largest single-year fleet expansion to date.
- Objective: to counter growing naval challenges in the Indo-Pacific and to secure critical sea lanes.
- Inductions: Includes Nilgiri-class stealth frigates, Ikshak-class survey vessel, Nistar-class diving support vessel, and multiple Anti-Submarine Warfare (ASW) Crafts.
- Indigenisation: All warships to be commissioned will be built indigenously, advancing India’s aim of achieving a fleet of 155–160 warships by 2030 and over 200 by 2035.
- Significance: It supports India’s shift from foreign to domestic shipbuilding, while strengthening deterrence in the Indian Ocean Region (IOR).
- Nilgiri-class (Project 17A) frigates feature advanced stealth, about 75% indigenous content, and modern weapon systems.
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Read More > India’s Maritime Reforms
{Prelims – PIN World} Socotra Island *
- Context (ET): Many international tourists were stranded on Socotra Island, Yemen, after a sudden suspension of flights due to escalating regional geopolitics.
- Socotra Island is part of the Republic of Yemen and is the largest island in the Socotra Archipelago.
- Location: It lies in the northwest Indian Ocean, between the Guardafui Channel and the Arabian Sea, south of the Arabian Peninsula and east of the Horn of Africa.
- Strategic Position: It is near the Bab-el-Mandeb Strait and Gulf of Aden, overlooking key shipping routes connecting the Indian Ocean, Red Sea, and Suez Canal.
- Archipelago Members: Includes Socotra, Abd al-Kuri, Samha, Darsa, and two small rocky islets.
- Geographic Features: The island has narrow coastal plains, limestone plateaus with karst caves, and the central Hajhir Mountains.
- Indigenous Language: The native population speaks Soqotri, an unwritten Semitic language.
- Endemism: It is nicknamed the “Galápagos of the Indian Ocean“; nearly 37% of its plant species, 90% of reptiles, and 95% of land snails are endemic.
- It hosts the ‘Dragon’s Blood Tree’, known for its umbrella-like shape and red sap.
- Conservation Status: It was designated a UNESCO World Heritage Site (WHS) in 2008 and has been part of the UNESCO Man and the Biosphere (MAB) Programme since 2003.
- Detwah Lagoon on Socotra is recognised as a Ramsar Site.