4 sub-topics
- 01.01.01Components of Ecosystem
- 01.01.02Energy Flow and Nutrient Cycling
- 01.01.03Food Chains and Food Webs
- 01.01.04Ecological Pyramids
4 sub-topics
- 01.02.01Forest Ecosystems
- 01.02.02Grassland Ecosystems
- 01.02.03Aquatic Ecosystems
- 01.02.04Desert Ecosystems
4 sub-topics
- 01.03.01Levels of Biodiversity
- 01.03.02Biodiversity Hotspots
- 01.03.03Endemic Species
- 01.03.04Threats to Biodiversity
3 sub-topics
- 01.04.01In-situ Conservation
- 01.04.02Ex-situ Conservation
- 01.04.03Conservation Strategies
2 sub-topics
- 01.05.01Primary Succession
- 01.05.02Secondary Succession
- 01.06Population Ecology
2 sub-topics
- 01.06.01Population Dynamics
- 01.06.02Population Interactions
4 sub-topics
- 02.01.01Sources and Types of Air Pollutants
- 02.01.02Smog and Acid Rain
- 02.01.03Indoor Air Pollution
- 02.01.04Air Quality Index
4 sub-topics
- 02.02.01Sources of Water Pollution
- 02.02.02Eutrophication
- 02.02.03Groundwater Contamination
- 02.02.04Marine Pollution
3 sub-topics
- 02.03.01Soil Degradation
- 02.03.02Pesticide and Fertilizer Pollution
- 02.03.03Soil Erosion
- 02.04Noise Pollution
2 sub-topics
- 02.04.01Sources and Effects
- 02.04.02Control Measures
2 sub-topics
- 02.05.01Sources of Radioactive Pollution
- 02.05.02Nuclear Accidents
4 sub-topics
- 02.06.01Municipal Solid Waste
- 02.06.02E-waste Management
- 02.06.03Plastic Waste
- 02.06.04Biomedical Waste
3 sub-topics
- 03.01.01Greenhouse Gases
- 03.01.02Natural vs Enhanced Greenhouse Effect
- 03.01.03Global Warming Potential
4 sub-topics
- 03.02.01Sea Level Rise
- 03.02.02Extreme Weather Events
- 03.02.03Impact on Agriculture
- 03.02.04Impact on Biodiversity
3 sub-topics
- 03.03.01Ozone Depleting Substances
- 03.03.02Montreal Protocol
- 03.03.03Ozone Hole
3 sub-topics
- 03.04.01Carbon Sequestration
- 03.04.02Renewable Energy
- 03.04.03Energy Efficiency
2 sub-topics
- 03.05.01Adaptation Strategies
- 03.05.02Climate Resilience
2 sub-topics
- 04.01.01Article 48A and 51A(g)
- 04.01.02Directive Principles
4 sub-topics
- 04.02.01Environment Protection Act 1986
- 04.02.02Water Act 1974
- 04.02.03Air Act 1981
- 04.02.04Forest Conservation Act 1980
3 sub-topics
- 04.03.01Wildlife Protection Act 1972
- 04.03.02CITES
- 04.03.03Project Tiger
2 sub-topics
- 04.04.01EIA Process
- 04.04.02Environmental Clearance
2 sub-topics
- 04.05.01Central Pollution Control Board
- 04.05.02State Pollution Control Boards
2 sub-topics
- 04.06.01Powers and Functions
- 04.06.02Important Judgments
4 sub-topics
- 05.01.01Forest Types in India
- 05.01.02Deforestation
- 05.01.03Afforestation Programs
- 05.01.04Community Forest Management
4 sub-topics
- 05.02.01Water Cycle
- 05.02.02Water Scarcity
- 05.02.03Rainwater Harvesting
- 05.02.04Watershed Management
- 05.03Mineral Resources
2 sub-topics
- 05.03.01Mining and Environment
- 05.03.02Sustainable Mining
3 sub-topics
- 05.04.01Renewable Energy Sources
- 05.04.02Non-renewable Energy
- 05.04.03Energy Conservation
- 05.05Land Resources
2 sub-topics
- 05.05.01Land Degradation
- 05.05.02Desertification
- 06.01Bioremediation
2 sub-topics
- 06.01.01Microbial Remediation
- 06.01.02Phytoremediation
2 sub-topics
- 06.02.01Sewage Treatment
- 06.02.02Industrial Waste Treatment
3 sub-topics
- 06.03.01Bioethanol
- 06.03.02Biodiesel
- 06.03.03Biogas
2 sub-topics
- 06.04.01Clean Technology
- 06.04.02Sustainable Development
4 sub-topics
- 07.01.01UNFCCC
- 07.01.02Kyoto Protocol
- 07.01.03Paris Agreement
- 07.01.04COP Meetings
3 sub-topics
- 07.02.01Convention on Biological Diversity
- 07.02.02Ramsar Convention
- 07.02.03CITES
3 sub-topics
- 07.03.01Basel Convention
- 07.03.02Stockholm Convention
- 07.03.03Rotterdam Convention
2 sub-topics
- 07.04.01Environment Related SDGs
- 07.04.02India and SDGs
3 sub-topics
- 08.01.01Delhi Air Pollution
- 08.01.02Stubble Burning
- 08.01.03Vehicular Pollution
3 sub-topics
- 08.02.01Groundwater Depletion
- 08.02.02River Pollution
- 08.02.03Urban Water Crisis
2 sub-topics
- 08.03.01Urban Solid Waste
- 08.03.02Plastic Pollution
- 08.04Industrial Disasters
2 sub-topics
- 08.04.01Bhopal Gas Tragedy
- 08.04.02Industrial Pollution
2 sub-topics
- 08.05.01Coastal Zone Management
- 08.05.02Marine Pollution
3 sub-topics
- 08.06.01Chipko Movement
- 08.06.02Narmada Bachao Andolan
- 08.06.03Silent Valley Movement