The “Chipko Movement” is-

Explanation

With slogans like, “Spears and axes will shine, we will cling to trees,” and “If weapons are raised against trees, we will also be cut with them,” women of Chamoli in the 1970s, led by Gaura Devi, started the non-violent Chipko Movement by hugging trees to prevent them from being cut. Environmentalists like Chandi Prasad Bhatt and Sundar Lal Bahuguna gave the Chipko Movement recognition in the world.