Sierra Club

Founded by legendary conservationist John Muir in 1892, the Sierra Club is now the nation's largest and most influential grassroots environmental organization -- with more than two million members and supporters. Our successes range from protecting millions of acres of wilderness to helping pass the Clean Air Act, Clean Water Act, and Endangered Species Act. 

Take Action

The Supreme Court gutted a key provision of the Voting Rights Act.

Tell Congress to fix the court’s bad decision!

Take action.


Give Today