Tree sitting is a form of environmentalist civil disobedience in which a protester sits in a tree, usually on a small platform built for the purpose, to protect it from being cut down. Supporters usua
Demonstrators in a tree at the Berkeley oak grove protest in 2008
The tree-sitters' camp in Berkeley, California, protesting the planned removal of coastal live oaks. The protesters were in the trees from December 2, 2006, to September 9, 2008, making it the longest-running urban tree-sit in history.