The Henderson Fire in San Diego County began at 5:45 p.m. on Friday. By Saturday morning, some parts of Riverside have been ...

Environmental groups filed a lawsuit against Riverside County Thursday over the county's approval of a 1.2 million-square-foot warehouse that activists say would increase air pollution and ...

A state court has partially overturned Riverside County's approval of an 8,725-unit housing development near the San Jacinto Wildlife Area, agreeing with environmental groups that the county's ...

Want more coverage of climate change, energy and the environment? Sign up for Climate Point, our weekly email newsletter. Riverside County is moving forward with a Salton Sea restoration plan ...

Dave Anderson and Chris Martin walk under silver maples at the Forest Society Conservation Area. There's a rare and special riverside forest not far from downtown Concord, along the banks of the ...

The long-stalled hydroelectric renewable storage project faces hurdles, and it's not clear which community might benefit.

A new study from researchers at UC Riverside found that raking away thatch — a tan layer of dead plant debris produced by invasive plants like grasses — can be an effective way to increase ...

Rats in Riverside County are the latest mammal species to be infected with H5N1 bird flu Identification of virus in rats raises concerns about potential infection pathways to people and their pets ...