Environment And Ecology Notes For UPSC - Environment Notes For IAS Preparation

Environment & Ecology is one of the important subjects of civil services examination. Questions have been asked frequently from this section in both UPSC Prelims and Mains. Hence, it becomes important to catch hold of notes on important Environment topics for the IAS Exam.

 Environment and related topics are a part of both the UPSC Prelims Syllabus and the UPSC Mains Syllabus (GS III). At times, Environment related topics also come in the IAS Mains Essay paper.

This article will provide you with important articles and PDFs of UPSC notes on Environment and Ecology for the Civil Services Exam. which you can refer to for your preparation.

Important Environment & Ecology Notes for IAS Exam

Given below are some of the most important Environment & Ecology topics important for UPSC 2022.

Amazon Fund PARIVESH COP24 COP25
Green Crackers  South Asia Flash Flood Guidance System Living Planet Report Global Environment Outlook
Narmada Bachao Andolan Project Sardar Sarovar Dam National Monsoon Mission List of Solar Power Parks in India
Eco Bridges in India National Tiger Conservation Authority Sweet Revolution in India Dam Rehabilitation and Improvement Project
Ranthambore National Park Asiatic Lion Urban Flooding Narmada Landscape Restoration Project
Biochar Environment Performance Index Gir National Park World Biofuel Day
Bird Diverters Sankalp Parv Tree Plantation Asiatic Lion Reintroduction Project One Sun One World One Grid
Tiger Census Report World Water Day Asian Waterbird Census World Air Quality Report
Global Climate Risk Index African Swine Fever Virus Difference Between Asian Elephants and African Elephants Asian Elephant Specialist Group
Caracal Fishing Cat Red Panda Indian Crocodile
Olive Ridley Turtles Species in News for UPSC WHO WASH Human-Wildlife Conflict
Energy Flow in Ecosystem Ecosystem Flooding in India Nitrogen Cycle
Biodiversity Biodiversity Hotspots in India IUCN Red List Conservation of Biodiversity
Importance of Biodiversity Loss of Biodiversity Causes of Loss of Biodiversity Biosphere Reserves in India
Tiger Conservation of India Wildlife Protection Act 1972 Climate Change in India Alien Invasive Species
Paris Agreement UNFCCC Kyoto Protocol Albedo of Earth
National Green Tribunal Montreal Protocol Kigali Agreement Greenhouse Gases (GHGs)
Air Pollutants Central Board National Health Mission National Action Plan on Climate Change
National Water Mission National Mission for Sustaining Himalayan Ecosystem (NMSHE)  National Solar Mission National Mission for Enhanced Energy Efficiency 
National Mission on Sustainable Habitat Green India Mission  Stubble Burning Air Quality Index
International Environment Convention and Protocols Smog UNFCCC COP26

Focus areas in Environment & Ecology for UPSC prelims and IAS mains:

  1. Environmental Ecology
  2. Biodiversity
  3. Climate Change
  4. Institutions
  5. Acts/Laws/Policies related to Environment

Preparing less concrete topics like above can pose a challenge to IAS aspirants. Ideally, the UPSC preparation strategy should comprise reading NCERTs and actively tracking current affairs. Also, going through the UPSC previous year question papers should be a part of the preparation.

These UPSC notes on Environment and related topics are prepared by subject matter experts keeping the Civil Services exam in mind. For a holistic approach to IAS preparation, check out the links at the bottom of the article.

Check the previous year’s Environment and Ecology Questions asked in UPSC Prelims in the linked article.

Environment and Ecology Notes PDF for UPSC Prelims exam and IAS Mains

The PDFs provided below will help for better preparation for both prelims and UPSC Mains.

Topics PDF
  1. Concept of System
  2. Understanding the Ecosystem
  3. Energy Cycle
  4. Important Terms
EE Notes-1
  1. Biodiversity
    • Genetic Diversity
    • Species Diversity
    • Ecosystem Diversity
    • Value of Biodiversity
    • List of modern drugs derived from Plant sources
    • Endemic and Exotic species
EE Notes-2
  1. Endemic Species and their regions
  2. Conservation of Biodiversity
    • In-situ
    • Ex-situ
  3. Constitutional Provisions
  4. Statutory Acts/Bodies
  5. International Conferences/Protocols
  6. Climate Change -a brief
EE Notes-3
  1. Climate Change
    • Implications for India
    • Response to Climate Change
    • National Action Plan on Climate Change
  2. Pollution
    • Categories
    • Causes
    • Types of Particulates
    • International Conventions
EE Notes 4

How to best use these Environment notes for UPSC preparation?

  • Aspirants often have the Environment related relevant information but presenting all the information in the IAS exam becomes a challenge, especially in the UPSC mains.
  • Make a habit of listing current affairs along with static parts of the UPSC notes.
  • If one goes through the UPSC previous year question papers, one can see the nature of questions are changing. While the emphasis on basic concepts and static part is still there, the dynamic aspects are getting more weightage.

Few Environment questions from UPSC previous year question papers are given below.

Q.1 Consider the following pairs:

Terms sometimes seen in the news Their origin

  1. Annexe- I Countries: Cartagena Protocol
  2. Certified Emissions Reductions: Nagoya Protocol
  3. Clean Development Mechanism: Kyoto Protocol

Which of the pairs given above is/are correctly matched?

  1. 1 and 2 only
  2. 2 and 3 only
  3. 3 only
  4. 1,2 and 3

Ans. C

Q 2 Which of the following best describes/describe the aim of ‘Green India Mission’ of the Government of India?

  1. Incorporating environmental benefits and costs into the Union and State Budgets thereby implementing the ‘green accounting’
  2. Launching the second green revolution to enhance agricultural output so as to ensure food security to one and all in the future
  3. Restoring and enhancing forest cover responding to climate change by a combination of adaptation and mitigation measures

Select the correct answer using the code given below.

  1. 1 only
  2. 2 and 3 only
  3. 3 only
  4. 1,2 and 3

Ans. C

Q.3 What is/are the unique about the ‘Kharai Camel’ a breed found in India

  1. It is capable of swimming up three kilometres in seawater
  2. Its survives by grazing on mangroves
  3. It lives in the wild and cannot be domesticated

Select the correct answers using the code given below

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2

Ans. A

Q.4 What is ‘greenhouse gas protocol ‘?

  1. it is an international accounting tool for government and business leaders to understand, quantify and manage greenhouse gas emissions
  2. it is an initiative of the united nations to offer financial incentives to developing countries to reduce greenhouse gas emissions and to adopt eco-friendly technologies
  3. it is an inter-governmental agreement ratified by all the member countries of the united nations to reduce greenhouse gas emissions to specified levels by the year 2022
  4. it is one of the multilateral REDD+ initiatives hosted by the world bank

Ans. A

Q.5 With reference to ‘Agenda 21’, sometimes seen in the news, consider the following statements:

  1. It is a global action plan for sustainable development.
  2. It originated in the World Summit on Sustainable Development held in Johannesburg in 2002.

Which of the statements given above is/are correct?

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2

Ans. A

UPSC Preparation:

IAS Exam Pattern IAS Prelims: UPSC MCQ On Environment
UPSC Mains GS 3 Strategy Current Affairs Quiz
Complete List Of NCERT Books Needed For UPSC Preparation Daily News Analysis
UPSC Syllabus UPSC Calendar 2022
UPSC Prelims Exam: Environment and Ecology Books for IAS IAS Topper
UPSC Previous Year Question Papers NCERT Notes
Success Rate Of Different Optional Subjects In UPSC Mains How To Read Yojana Magazine for IAS Preparation


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