Will wolves return to the Northern Yosemite region?

It’s been roughly a century since wolves were intentionally exterminated in California after decades of being persecuted by hunting, trapping, and poisoning. Seen as a threat to livestock and to game species favored by hunters, wolves in California and across the rest of the nation were systematically killed. But in recent decades, federal management programs […]

CSERC’s Fall 2019 Newsletter

Click here to view CSERC’s Fall 2019 Newsletter. Learn about fens, Yosemite planning updates, a new development at Calaveras Big Trees, protections gained for the Pacific fisher, biomass treatments in the Rim Fire, and more!

New York Times: “E.P.A. to Limit Science Used to Write Public Health Rules”

By Lisa Friedman November 11, 2019 WASHINGTON — The Trump administration is preparing to significantly limit the scientific and medical research that the government can use to determine public health regulations, overriding protests from scientists and physicians who say the new rule would undermine the scientific underpinnings of government policymaking. A new draft of the Environmental Protection […]

Yosemite Park report on the challenges of Traffic Congestion and Housing

CSERC has long been involved in a diversity of issues that impact the environmental integrity of Yosemite National Park and surrounding public and private areas.  This includes transportation and housing for individuals who visit and work within that region. Yosemite Gateway Partners recently held a two-day conference to strategize and address these challenges with key […]

Ex-Forest Service Leader Opposes The Trump Administrations’s Proposed Weakening of NEPA policies For Forest Service Projects And Plans

           As CSERC has underscored in action alerts and in the comments we have submitted, the current Administration in Washington, DC is proposing to approve major weakening changes for national forest environmental policies. If the proposed changes are finalized by the current Administration, long-established policy requirements under the National Environmental Policy […]

Attention activists: Oppose the government’s plans to weaken NEPA process

Click here to go to CSERC’s Activists Alert page to learn about an opportunity for public engagement and making your voices heard to the federal government. Concerned citizens and activists need to oppose the government’s plans to weaken NEPA! Officials under the Trump administration are now proposing to cut NEPA policies by limiting or eliminating […]

Cascade Falls, Yosemite

High flows warrant extra caution this season

The peak of snow-melt flows has yet to be reached this season, but CSERC staff has already observed some of the most spectacular whitewater that this region has seen in a long time. Streams that are usually easy to wade through in summer, are deep and swift. Rivers that are pleasant to cool off in […]

Return of the California red-legged frog to Yosemite Valley

Yosemite Park officials announced this week that staff ecologists have observed successful breeding of the California red-legged frog in Yosemite Valley. For the past 50 years, the red-legged frog has been extirpated from the park due to many factors including the introduction of invasive species and habitat degradation. However, through a reintroduction program that began […]

Linda Raymer Tree Swallow

The hustle and bustle season: a bird blog

Even if you don’t call yourself a birder, it has probably been difficult to ignore the frenzied activities of birds lately. This is because spring is a busy time for birds. Between foraging, finding a mate, defending territories, and building nests, birds are checking off their to-do list in preparation for the rearing season ahead. […]

Check out the top 10 wildlife and landscape photos in CSERC’s 2019 photo contest!

TOP 10 WILDLIFE PHOTOSRick Kimble – Red Fox – 1st PrizeSharon Anderson – Cubs climbing – 2nd PrizeJim Hoagland – Cassin’s kingbirds – Honorable mentionAleasha Gough – Alligator lizardLarry Lew – California QuailCharlotte Allen – Pacific WrenJoanne Sogsti – Anna’s hummingbirdJanice Carabine – Blue butterflyPaul Danielson – Tule ElkRichard Brown – Red Crossbill TOP 10 […]