The Conservation Alliance facilitates partnerships between businesses and grassroots organizations in an effort to protect wild places for their habitat and recreation values.
Founded by John Muir in 1892, the Sierra Club is the nation's largest and most influential grassroots environmental organization with 3 million members and supporters.
LPFW works to protect public lands in Ventura and Santa Barbara counties through legal advocacy, scientific collaboration, and community outreach.
A non-profit land trust in the greater Portland, Maine area, connecting healthier communities through trails, active transportation and conservation.
Yosemite Facelift: Yosemite Facelift is the largest organized volunteer cleanup of any national park, with aims to offset the footprint of 4 million annual visitors to Yosemite.
The Leave No Trace Center for Outdoor Ethics is a national organization dedicated to protecting the outdoors by teaching and inspiring people to enjoy their surroundings responsibly.