NotesUPSC

UPSC Environment & Ecology High-Yield Notes

Last updated: 2026-09-18
J
By Jagnya Prakash

Essential environment revision notes covering Biodiversity, Protected Areas, National Parks, Ramsar Sites, and Environmental Laws.

Environment & Ecology for UPSC Prelims & Mains

Environment carries nearly 15–20 questions in UPSC Prelims every year due to the combined Indian Forest Service (IFoS) examination.

1. Key Environmental Legislations in India

  • Wildlife Protection Act (WPA), 1972: Categorization of schedules (amended in 2022 to rationalize schedules from 6 to 4).
  • Environment (Protection) Act, 1986: Umbrella legislation enacted under Article 253 following the Bhopal Gas Tragedy.
  • Forest (Conservation) Amendment Act, 2023: Strategic infrastructure exemptions near international borders.
  • Biological Diversity Act, 2002: Three-tier structure (NBA, SBB, and BMC).

2. Global Climate Conventions

  • UNFCCC & Paris Agreement: Nationally Determined Contributions (NDCs), Loss and Damage Fund.
  • CBD (Convention on Biological Diversity): Kunming-Montreal Global Biodiversity Framework (30x30 target).
  • Ramsar Convention: Wetland conservation, Montreux Record, and India's 85+ designated Ramsar sites.

Download Offline Material

Get the complete PDF version of this resource for offline reading and printing. Includes high-resolution diagrams and formatting.

File size: ~2.5 MB | Format: PDF