Here's a sample of our volunteer opportunities:VIEW AS
To explore, enjoy, and protect the wild places of the earth; To practice and promote the responsible use of the earth's ecosystems and resources; To educate and enlist humanity to protect and restore the quality of the natural and human environment; and to use all lawful means to carry out these objectives.
The Sierra Club's members and supporters are more than 2.7 million of your friends and neighbors throughout the country with over 70,000 members and supporters in the State of Colorado. Inspired by nature, we work together to protect our communities and the planet. The Club is America's oldest, largest and most influential grassroots environmental organization.