Topic 13: In-Situ Conservation
Protecting species within their natural habitats — biodiversity hotspots, India's Protected Area network (national parks, wildlife sanctuaries, tiger reserves, elephant reserves, MPAs), community-conserved sacred groves, World Heritage Sites, and flagship species-specific conservation projects.
Table of Contents
- 1In-Situ vs Ex-Situ Conservation
- 2Conceptual Clarity — PA Categories in India
- 3Biodiversity Hotspots — World & India
- 4National Parks & Wildlife Sanctuaries
- 5Tiger Reserves & Corridors
- 6Elephant Reserves & Corridors
- 7Marine Protected Areas
- 8Sacred Groves & Community Conservation
- 9World Heritage Sites (Natural)
- 10Species-Specific Conservation Projects
- 11Current Affairs
- 12Prelims PYQs
- 13Mains PYQs
- 14Revision Box
Conceptual Clarity — Why this Topic Matters
UPSC tests in-situ conservation in three distinct ways:
- Definitional / static: exact difference between the four PA categories (National Park / Sanctuary / Conservation Reserve / Community Reserve), biodiversity-hotspot criteria, the founding years of Project Tiger/Elephant — a very high-frequency, fact-heavy Prelims zone.
- Statement-elimination: multi-statement sets on hotspot criteria, PA-category rights, sacred-grove legal status, and which parks are World Heritage Sites — where one clause is deliberately reversed.
- Applied / current: Project Cheetah at Kuno, latest tiger-census figures, MPA/30x30 expansion — feeding Mains GS-III conservation-strategy answers (see Current Affairs section).
Focus especially on the 4 PA categories & their rights hierarchy, India's 4 biodiversity hotspots (Nicobar not Andaman), and the flagship species projects with launch years — the three highest-frequency themes.
1. In-Situ vs Ex-Situ Conservation
In-situ conservation ("on-site") protects species within their natural habitat and ecosystem, allowing natural evolutionary and ecological processes to continue — considered the preferred, most holistic conservation strategy since it conserves entire ecosystems and species interactions, not just the target species. Ex-situ conservation ("off-site" — zoos, gene banks, botanical gardens) is covered in Topic 14 and serves as a complementary backup, especially for critically endangered species.
2. Conceptual Clarity — Protected Area Categories in India
Four legal PA categories under the Wildlife (Protection) Act, 1972
National Park: Highest protection; no human activity/grazing/private rights permitted (with rare exceptions); declared for protecting an entire ecosystem. Wildlife Sanctuary: Slightly lower protection; some regulated human activity (grazing, collection of forest produce) may be permitted; primarily species/habitat focused. Conservation Reserve: Buffer/connector zones (often government land) declared after consulting local communities, with lighter restrictions — bridges protected areas and human-use landscape. Community Reserve: Declared on community/private land with consent of the community, who retain rights while agreeing to conservation — the only category allowing continued private/community ownership.
| PA Category | Land/rights | Human activity | Declared by | Indian example |
|---|---|---|---|---|
| National Park | No private rights; grazing generally barred | Highest protection; no activity permitted (rare exceptions) | State govt (WPA 1972) | Jim Corbett (UK), Kaziranga (Assam) |
| Wildlife Sanctuary | Certain rights may be allowed/settled | Some regulated activity (grazing, MFP collection) may be permitted | State govt (WPA 1972) | Manas WLS (Assam), Dachigam (J&K) |
| Conservation Reserve | Usually govt land; acts as buffer/connector | Lighter restrictions; local community consulted | State govt after community consultation (2003 amendment) | Tiruppadaimarathur (TN), Saraswati Plains (Haryana) |
| Community Reserve | Community/private land; ownership retained | Community-agreed conservation with continued use | State govt with community consent (2003 amendment) | Kokkare Bellur (Karnataka), Keshopur-Miani (Punjab) |
Biosphere Reserves & UNESCO MAB — the Three-Zone Model
A Biosphere Reserve (BR) is a large area conserving whole ecosystems + human-culture linkages under the MoEFCC scheme (since 1986) and UNESCO's Man and the Biosphere (MAB) Programme. It is NOT a WPA legal category — it is an internationally-recognised umbrella that often contains national parks/sanctuaries within it. Each BR has three zones:
| Zone | Function | Human activity |
|---|---|---|
| Core zone | Strictly protected, undisturbed ecosystem | Legally protected (usually a national park); no human interference |
| Buffer zone | Surrounds core; research, monitoring, education | Limited, non-destructive activities |
| Transition (manipulation) zone | Outermost; sustainable use with communities | Settlements, farming, forestry, tourism permitted |
3. Biodiversity Hotspots — World & India
A biodiversity hotspot (concept by Norman Myers, 1988; refined by Conservation International) must meet two strict criteria: (i) contain at least 1,500 endemic vascular plant species (0.5% of world's total), and (ii) have lost at least 70% of its original/primary vegetation. There are 36 biodiversity hotspots globally as of the current Conservation International list, covering just ~2.4% of Earth's land surface but harbouring over half of the world's endemic plant species.
| India's 4 Biodiversity Hotspots | Key features |
|---|---|
| Western Ghats | High endemism (amphibians, freshwater fish); UNESCO World Heritage Site (serial); shared with Sri Lanka hotspot |
| Eastern Himalaya | Part of the "Himalaya" hotspot; extremely high plant diversity; overlaps with Sikkim, Arunachal Pradesh, Darjeeling |
| Indo-Burma | Covers Northeast India states beyond Eastern Himalaya; extends into Myanmar, Thailand, Vietnam, Cambodia, Laos |
| Sundaland | Represented in India only by the Nicobar Islands (main hotspot area is Indonesia/Malaysia/Brunei) |
4. National Parks & Wildlife Sanctuaries
As of recent official figures, India's Protected Area network comprises over 100+ National Parks and 500+ Wildlife Sanctuaries, together with Conservation Reserves and Community Reserves, covering roughly 5%+ of the country's geographical area. Key facts frequently tested:
- Jim Corbett National Park (Uttarakhand) — India's first national park (1936, as Hailey National Park); also India's first Tiger Reserve under Project Tiger (1973).
- Kaziranga National Park (Assam) — UNESCO World Heritage Site; highest density of the one-horned rhinoceros in the world.
- Gir National Park (Gujarat) — sole wild home of the Asiatic Lion.
- Keoladeo National Park (Rajasthan, Bharatpur) — major wintering ground for migratory birds; UNESCO World Heritage Site and Ramsar site.
5. Tiger Reserves & Corridors
India's tiger reserves are administered under Project Tiger (launched 1973) via the National Tiger Conservation Authority (NTCA, statutory body under the Wildlife (Protection) Amendment Act, 2006). India currently has 50+ Tiger Reserves and hosts over 70% of the world's wild tiger population. Each Tiger Reserve has a legally mandated Core/Critical Tiger Habitat (inviolate, no human settlement) and a Buffer Zone (regulated multiple-use).
6. Elephant Reserves & Corridors
Project Elephant (launched 1992) supports states with wild elephant populations through habitat protection, corridor maintenance, and human-elephant conflict mitigation. India hosts over 30 Elephant Reserves spread across four major elephant landscapes: North-Western (foothills of UP/Uttarakhand), North-Eastern (Assam and neighbouring states — India's largest elephant population), Central (Odisha, Jharkhand, Chhattisgarh, West Bengal), and Southern (Western Ghats — Karnataka, Kerala, Tamil Nadu).
Elephant corridors are especially critical given elephants' extensive home ranges and seasonal long-distance migration; corridor fragmentation is the leading cause of human-elephant conflict deaths in India.
7. Marine Protected Areas
Marine Protected Areas (MPAs) conserve marine and coastal ecosystems including coral reefs, mangroves, and seagrass beds. India's marine PA network includes the Gulf of Mannar Marine National Park (Tamil Nadu, also a Biosphere Reserve — Topic 07), the Gulf of Kachchh Marine National Park (Gujarat, India's first marine national park), and marine components within the Andaman & Nicobar and Lakshadweep island PAs.
8. Sacred Groves & Community Conservation
Sacred groves are patches of forest/vegetation traditionally protected by local communities on religious/cultural grounds, often dedicated to a local deity, with restrictions on logging/hunting enforced through social/religious sanction rather than statutory law. India has thousands of documented sacred groves (locally called Devarakadu/Devbani in Karnataka, Sarna in Jharkhand/Chhattisgarh tribal belts, Kavu in Kerala, Law Kyntang in Meghalaya). They represent one of the oldest forms of in-situ conservation and often preserve relict/endemic vegetation no longer found in surrounding degraded landscapes.
9. World Heritage Sites (Natural) — India
| Natural World Heritage Site | State |
|---|---|
| Kaziranga National Park | Assam |
| Keoladeo National Park | Rajasthan |
| Manas Wildlife Sanctuary | Assam |
| Sundarbans National Park | West Bengal |
| Nanda Devi & Valley of Flowers National Parks | Uttarakhand |
| Western Ghats (serial site, multiple clusters) | Kerala, Karnataka, Tamil Nadu, Maharashtra |
| Great Himalayan National Park | Himachal Pradesh |
10. Species-Specific Conservation Projects
Project Tiger (1973)
Landmark centrally sponsored scheme; now overseen by NTCA; India hosts 70%+ of global wild tiger population across 50+ reserves.
Project Elephant (1992)
Habitat/corridor protection, human-elephant conflict management, welfare of captive elephants across 4 elephant landscapes.
Project Lion
Focused on Asiatic Lion conservation in and around Gir (Gujarat) — including habitat improvement and a second wild population initiative to reduce single-location extinction risk.
Vulture conservation
Species Recovery Programme targeting critically endangered Gyps vultures, decimated by diclofenac (veterinary NSAID) poisoning; includes captive breeding and diclofenac-ban enforcement.
Project Snow Leopard
Landscape-level conservation across the high-altitude Himalayan/Trans-Himalayan range states (Jammu & Kashmir, Ladakh, Himachal Pradesh, Uttarakhand, Sikkim, Arunachal Pradesh).
Project Dolphin
Launched to conserve the Gangetic river dolphin (India's National Aquatic Animal) and marine dolphin species, alongside river ecosystem health.
11. Current Affairs (2024–2026)
Reintroduction of African cheetahs at Kuno National Park (MP) continues since September 2022, with cubs born on Indian soil and 2024–2025 moves to open a second site at Gandhi Sagar Wildlife Sanctuary (MP) to reduce density-dependent stress. Survival outcomes remain mixed — verify the current cheetah count and site status before the exam.
The 2022 cycle (report released 2023) put India's tigers at ~3,682, reaffirming India hosts >70% of the world's wild tigers. Continued NTCA monitoring through 2024–2026; the next four-yearly estimation is due — check the latest NTCA figure.
Under the Kunming-Montreal GBF 30x30 target, India continued 2024–2026 policy work on expanding marine protected-area coverage across the Andaman & Nicobar and Lakshadweep EEZ, plus new Ramsar-site and conservation-reserve notifications — a recurring Prelims fact source.
12. Prelims PYQs
Q. With reference to biodiversity hotspots in India, consider the following statements:
1. India has four biodiversity hotspots — Western Ghats, Eastern Himalaya, Indo-Burma, and Sundaland.
2. A biodiversity hotspot must have lost at least 70% of its original vegetation.
3. The Andaman Islands (excluding Nicobar) fall within a recognised global biodiversity hotspot.
Which of the statements given above is/are correct?
Ans: (a). India's 4 hotspots and the 70% vegetation-loss criterion are correct; only the Nicobar group (Sundaland), not the Andamans, falls within a global hotspot — statement 3 false.
Q. Consider the following pairs of Protected Areas and their distinguishing feature:
1. National Park — No human rights permitted, highest protection
2. Wildlife Sanctuary — Some regulated human activity permitted
3. Community Reserve — Declared only on government-owned forest land
Which of the pairs given above is/are correctly matched?
Ans: (a). Pairs 1 and 2 are correct; a Community Reserve is declared on community/private land (not government forest land), so pair 3 is wrongly matched.
Q. Consider the following National Parks:
1. Kaziranga National Park
2. Keoladeo National Park
3. Gir National Park
Which of the above is/are UNESCO World Heritage Sites?
Ans: (b). Kaziranga and Keoladeo are UNESCO Natural World Heritage Sites; Gir (Asiatic Lion) is not inscribed.
Q. "Project Tiger" is administered/monitored by which of the following bodies?
Ans: (b). NTCA is the statutory body (under WPA amendment 2006) that administers Project Tiger; WII does research, CZA regulates zoos.
Q. With reference to sacred groves in India, consider the following statements:
1. They are protected primarily through statutory legal provisions.
2. They are found in various parts of India under different local names.
3. They often preserve relict vegetation not found in surrounding degraded areas.
Which of the statements given above is/are correct?
Ans: (b). Sacred groves are protected by social/religious sanction, not statutory law (statement 1 false); they occur under many local names and preserve relict vegetation — statements 2 and 3 true.
Q. Which is the only National Park in India where the Asiatic Lion is found in the wild?
Ans: (b). Gir (Gujarat) is the sole wild home of the Asiatic Lion — hence Project Lion's second-population initiative to reduce single-site risk.
Q. The Terai Arc Landscape is primarily significant as a conservation corridor for which species?
Ans: (b). The Terai Arc Landscape links tiger reserves along the Indo-Nepal border for tiger gene flow and dispersal.
Q. Which of the following is India's first National Park and also India's first Tiger Reserve?
Ans: (c). Jim Corbett (est. 1936 as Hailey NP) is India's first national park and the first reserve under Project Tiger (1973).
Q. Which of the following criteria must be met for an area to be classified as a "biodiversity hotspot" (Myers/Conservation International criteria)?
1. At least 1,500 endemic vascular plant species
2. Loss of at least 70% of original vegetation
3. Presence of at least one national park
Select the correct answer using the code given below:
Ans: (a). The two hotspot criteria are ≥1,500 endemic vascular plants and ≥70% original-vegetation loss; a national park is not a criterion (statement 3 false).
13. Mains PYQs
Q. Discuss the role of Protected Areas in in-situ conservation of biodiversity in India. What are the key challenges facing India's PA network today?
Model Answer Framework
- Introduction: Define in-situ conservation and note India's PA network (100+ NPs, 500+ sanctuaries, conservation/community reserves) as its backbone under WPA 1972.
- Body — role:
- Conserves whole ecosystems + species interactions (not just target species).
- Core-buffer model, corridors for gene flow, flagship species anchoring (tiger, elephant, lion).
- Community & conservation reserves bridge people and conservation.
- Body — challenges: habitat fragmentation, human-wildlife conflict, funding/staff gaps, infrastructure & linear intrusions, invasive species, tourism pressure, forest-rights tension.
- Conclusion: Landscape-level, community-inclusive management aligned to GBF 30x30 is the way forward.
Q. Examine the significance of wildlife corridors in conservation planning. Discuss with reference to tiger and elephant corridors in India.
Model Answer Framework
- Introduction: Define a wildlife corridor — a habitat linkage connecting isolated PA populations enabling movement, dispersal and gene flow.
- Body — significance:
- Prevents inbreeding / sub-MVP isolation; allows seasonal migration & range shifts under climate change.
- Reduces human-wildlife conflict by giving animals safe passage.
- Body — Indian examples: Central Indian Tiger Landscape (MP-Maharashtra-Chhattisgarh), Terai Arc Landscape (tiger); elephant corridors across NE, Central & Southern landscapes (Project Elephant); eco-bridges on NH-44.
- Conclusion: Statutory corridor protection + eco-bridges + landscape planning are essential complements to core reserves.
Q. What is a biodiversity hotspot? Discuss India's biodiversity hotspots and the conservation challenges they face.
Model Answer Framework
- Introduction: Define hotspot (Myers 1988; CI) — ≥1,500 endemic vascular plants + ≥70% original vegetation lost; 36 globally.
- Body — India's 4 hotspots:
- Western Ghats (amphibian/fish endemism, UNESCO serial site), Eastern Himalaya, Indo-Burma (NE India), Sundaland (Nicobar only).
- Body — challenges: plantation/agri conversion, hydro projects & roads, invasive species, climate-driven range shifts, developmental pressure vs endemism.
- Conclusion: Hotspot-focused, connectivity-based conservation + community stewardship needed given disproportionate endemism.
Q. Assess the success of Project Tiger since its launch in 1973. What institutional reforms strengthened tiger conservation in India?
Model Answer Framework
- Introduction: Project Tiger (1973) — flagship centrally sponsored scheme; India now hosts >70% of the world's wild tigers (~3,682, 2022 census).
- Body — successes:
- Rising tiger numbers, 50+ reserves, core-buffer inviolate habitats, robust camera-trap based estimation (M-STrIPES).
- Body — institutional reforms: statutory NTCA + Tiger & Other Endangered Species Crime Control Bureau (WCCB) via 2006 amendment; Critical Tiger Habitat notification; village relocation packages.
- Body — gaps: uneven reserve performance, conflict, corridor loss, poaching pressure.
- Conclusion: Model conservation success, but sustaining it needs corridor protection & conflict management.
Q. Discuss the role of sacred groves and other community-based conservation practices in biodiversity conservation in India.
Model Answer Framework
- Introduction: Define sacred groves — community-protected forest patches conserved via religious/cultural sanction; one of India's oldest in-situ practices.
- Body — role:
- Preserve relict/endemic vegetation absent in surrounding degraded land; genetic reservoirs; watershed & microclimate services.
- Named traditions: Devarakadu (Karnataka), Kavu (Kerala), Sarna (Jharkhand), Law Kyntang (Meghalaya).
- Body — other community practices: Community Reserves (WPA), Biodiversity Management Committees (Biological Diversity Act 2002), sacred rivers/species taboos.
- Conclusion: Formal recognition + benefit-sharing can strengthen these low-cost, culturally-rooted conservation models.
15-Minute Revision Box
Must-Remember Facts — In-Situ Conservation
- PA categories (WPA 1972): National Park (strictest) > Wildlife Sanctuary > Conservation Reserve > Community Reserve (community retains rights)
- Hotspot criteria: ≥1,500 endemic vascular plants + ≥70% original vegetation lost; 36 globally
- India's 4 hotspots: Western Ghats, Eastern Himalaya, Indo-Burma, Sundaland (only Nicobar, NOT Andaman)
- Biosphere Reserve: core+buffer+transition zones; 18 India / 12 on UNESCO WNBR (Nilgiri first, 1986)
- Jim Corbett = India's first National Park (1936) AND first Tiger Reserve (1973)
- Gir = sole wild Asiatic Lion | Kaziranga = highest-density one-horned rhino
- Project Tiger (1973) → NTCA; 50+ reserves; India = 70%+ world's wild tigers
- Project Elephant (1992) → 4 landscapes: NW, NE (largest population), Central, Southern
- Sacred groves = community-conserved (social sanction, NOT statutory) — Devarakadu (KA), Sarna (JH/CG), Kavu (KL), Law Kyntang (ML)
- Key projects: Tiger, Elephant, Lion, Snow Leopard, Gangetic Dolphin, Cheetah (Kuno), Vulture Recovery (diclofenac ban)