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Sundarbans Tiger Reserve Now India’s Second-Largest at 3,629.57 sq km

25 August 20251 min read
ENVIRONMENT & ECOLOGYSundarbans TigerReserve Now India’sSecond-Largest at3,629.57 sq km25 August 2025safalsetu.com

Why in the news

The National Board of Wildlife, chaired by the Union Environment Minister, cleared a bigger area for Sundarbans Tiger Reserve.

Key facts

  • New area 3,629.57 sq km; now second-largest, earlier seventh.
  • Part of Project Tiger, a UNESCO World Heritage Site, noted for its mangrove-tiger ecosystem.
MilestoneYear
Tiger Reserve (Project Tiger phase one)1973
Biosphere Reserve1989
UNESCO recognition2001

Flora and fauna

  • Mangroves: Sundari, Gewa, Golpata, with pneumatophores (breathing roots).
  • Royal Bengal Tiger, estuarine crocodiles, fishing cats, olive ridley turtles, spotted deer, Hilsa fish.

Exam angle

  • Approving body: National Board of Wildlife.
  • Breathing roots of mangroves: pneumatophores.

Test yourself

1. Which body approved West Bengal's proposal to expand Sundarbans Tiger Reserve?

NBWL approved the expansion.

2. After expansion, Sundarbans Tiger Reserve covers how much area?

The new area is 3,629.57 sq km.

3. In which year was Sundarbans declared a Biosphere Reserve per the notes?

It became a Biosphere Reserve in 1989.