What is Environmental Movement? When did it start in India?

Environmental Movement
The Environmental Movement is a term that includes conservation of green policies. It is a diverse, scientific, social and political movement for addressing environmental issues. This movement is centered on ecology, health and human rights.
Begining of Environment Movement in India
The Environmental Movement in India began in 1970s. The important environmental movements are national campaign against Coca Cola and Pepsi Cola plants; Narmada Bachao Andolan, Chipko Movement, Jhola Andolan (fighting against plastic carry bags), etc.
Activists in the Indian Environmental Movement considered that global warming, sea-levels rising, melting of glaciers are the biggest challenges for us.