The Northern Yosemite region is world-renowned for its stunning scenery and great recreation opportunities.
CSERC is the key non-profit organization working to defend water, wildlife, and wild places across this spectacular region.
Thank you for supporting our efforts!
CSERC is a 501(c)(3) non-profit organization.
All donations are tax-deductible to the fullest extent provided by law. Tax ID #77-0279240
What's Happening – Latest News

What the God Squad Is

California Considers Grizzly Reintroduction Plan That Could Use Wyoming Bears

Trump’s National Park Service is selling out Yosemite — and its bears

Why Yosemite National Park Geologists Keep Close Tabs On Rockfall Activity

Yosemite National Park ‘a complete mess’ over holiday weekend








