Directions: Read the following information and answer the given question.

Chipko Movement was started in 1970s in a small village of Garhwal high up in the Himalayas. Villagers stood up against greedy contractors. Women folk hugged the trees. The Chipko Movement spread slowly to all nearby areas under the leadership of Shri Sunder Lal Bahuguna.

What value is exhibited by the people by hugging trees?