Environment-and-Ecology

Important PYQs topics of Environment and Ecology

Biodiversity: Concept and Facts 1) Services Provided by Biodiversity 2) Threats to the biodiversity 3) Pollinating agents 4) Adverse effects of fall …

Each year a large amount of plant material, cellulose, is deposited on the surface of Planet Earth. What are the natural processes this cellulose undergoes before yielding carbon dioxide, water and other end products?

Cellulose is a molecule, consisting of carbon, hydrogen and oxygen atoms. Cellulose is the main substance in the walls of plant cells, helping plants…

India's PANCHAMRIT at COP26

Reduce non-fossil energy capacity to 500GW by 2030. Fulfil 50% energy requirements via RE by 2030. Reduce 1bn carbon emissions by 2030. Reduce carbo…

Define the concept of carrying capacity of an ecosystem as relevant to an environment. Explain how understanding this concept is vital while planning for sustainable development of a region.

Carrying capacity is the maximum population size that an ecosystem can sustainably support without degrading itself. When a population exceeds the ca…

Coastal sand mining, whether legal or illegal, poses one of the biggest threats to our environment. Analyse the impact of sand mining along the Indians coasts, citing specific examples.

According to a UNEP report, sand is the 2nd most extracted natural resource after water and sand mining is one of the major sustainability challenges…

What are the key features of the National Clean Air Programme (NCAP) initiated by the Government of India?

Air pollution is becoming one of the major public health issues worldwide, of which India is no exception. India was ranked the fifth most polluted c…

What are the salient features of the Jal Shakti Abhiyan launched by the Government of India for water conservation and water security?

To tackle the increasing water crisis in the country, GoI launched a time-bound, mission-mode water conservation campaign namely Jal Shakti Abhiyan (…

Explain the purpose of the Green Grid Initiative launched at the World Leaders Summit of the COP26 UN Climate Change Conference in Glasgow in November, 2021. When was this idea first floated in the International Solar Alliance (ISA)?

India had first proposed connecting solar energy supply across borders at the International Solar Alliance (ISA) in 2018 to allow parts of the world …

Describe the major outcomes of the 26th session of the Conference of the Parties (CoP) to the United Nations Framework Convention on Climate Change (UNFCCC). What are the commitments made by India in this conference?

Since its first CoP in 1995, the UNFCCC has played a significant role in fighting climate change. The Kyoto Protocol (1997) and the Paris Agreement (…

Notes for Environment

Essay facts: “ Prakatih Rakshatih Rakshitah ” - ’Nature protects when it is protected' 15 of the world’s 20 most polluted cities are in India. G…