Correct Answer: Sunderlal Bahuguna

Solution : The correct answer is Sunderlal Bahuguna .

Sunderlal Bahuguna is credited with founding the 1973-born Chipko Movement. In this way, people would hug trees to prevent them from being cut down. He was a Gandhian activist and philosopher who persuaded Mrs. Indira Gandhi, who was India's prime minister at the time, to enact a law banning the practice of green-felling.