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

The West’s Vanishing Porcupines

Yosemite National Park Officials Actively Warn Visitors About Rockfalls

Public lands could fall into disarray as a result of the government shutdown, advocates say

Boosting timber harvesting in national forests while cutting public oversight won’t solve America’s wildfire problem

Yosemite feels the burn of an understaffed summer







