Correct Option: B

The Union Ministry of Environment and Forests is also known as ‘Green Ministry’ as it is responsible for planning, promoting, coordinating, and overseeing the implementation of environmental and forestry programmes in the country. The main activities undertaken by the ministry include conservation and survey of the flora of India and fauna of India, forests and other wilderness areas; prevention and control of pollution; afforestation, and land degradation mitigation. It is responsible for the administration of the national parks of India.