Living Ecosystems Designed to Protect Imperiled SpeciesBy Linda Pauer  At the recent program hosted by Sierra Sage of South Orange County, Angeles Chapter Director Juanita Chavez delivered opening remarks to welcome participants...

Birds of prey have captivated human imagination for centuries, inspiring mythologies, art, and a sense of wild freedom. In southern California, their survival is a testament to the resilience of wildlife and the delicate balance between human...

The Battery Electric Storage System proposed for San Juan Capistrano is entering its public review phase after the California Energy Commission. This post provides links to relevant documents as well as the Sierra Club's position on Battery Battery...

On April 10 the OC Parks Trails Subcommittee, in response to pressure from e-bikers,discussed whether Parks staff should investigate the "possibility" of allowing Class 1bikes only on unpaved park trails. There was a large public turnout, with...

Turn on the tap, and you have reasonably clean water to use instantly. That is because electricity pumps water to your faucets. Electricity is generated by heating water into steam to run turbines unless you use wind or photovoltaic (PV) energy...

Elon Musk’s Department of Government Efficiency (DOGE) has executed mass layoffs within federal agencies that oversee national parks across the United States. A new lawsuit against Musk and DOGE aims to force the Trump administration to change...

by Ed Maurer The figures for EV sales for the last quarter of 2024 are finally available, and they are not encouraging. The total number of EV sales grew by an anemic 2,091 cars over 2023, or less than half a percentage point. In terms of...

In a recent newsletter, Orange County Supervisor Foley expressed concern about the Trump administration’s impact on local transit projects on account of a recent memo from the U.S. Department of Transportation that threatens $500 million in funding...

On a clear day you can see forever...By Ed MaurerThis moderately challenging 6.5-mile hike leads first through forested gullies and up through coastal sage scrub and chaparral habitats to San Mateo peak. Much of the hike is within the San Mateo...

Copernicus is the European program that provides free, accurate, timely, and easily accessible information about our changing climate and its effects. We may wish to familiarize ourselves with the many aspects of this European research effort...