Environment Mains.
Choose a theme. Each topic begins with one underlying idea, builds a causal answer spine, and adjusts it to the selected question.
Biodiversity
Meaning, degeneration, Indian variation and the Biological Diversity Act.
Climate Change & Global Warming
From greenhouse forcing to differentiated Indian impacts, adaptation and mitigation.
Wetlands
Ecological infrastructure, wise use, Ramsar instruments and the governance of an interface.
Forests, Wildlife & Protected Areas
Habitat, connectivity, species recovery, community rights and protected-area governance.
Ecology & Ecological Balance
Energy flow, nutrient cycling, feedbacks, resilience and the foundations of ecosystem functioning.
Pollution: Air, Soil, Chemicals & Marine
A source-to-receptor chain that works across air, soil, chemicals, ozone and marine pollution.
River & Water Pollution
River-basin pressures, sewage and effluent pathways, programme design and restoration outcomes.
Waste & Hazardous Materials
Material flows, segregation, recovery, safe treatment and the political economy of disposal.
Conventions & Environmental Governance
Global commons, differentiated responsibility, instruments, compliance and domestic implementation.
Development, EIA, Mining & Dams
Trade-offs, carrying capacity, cumulative impacts, displacement and decision quality.