Animals at 25 egg and dairy production facilities, including one backyard coop, have tested positive, says the county health ...

For more than a century, conservation policy has focused on economic development and wisely using natural resources.

Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires. As fires burned tens of thousands of acres across Los Angeles County, officials ...

As the cleanup phase of recovery begins after the devastating fires in L.A. County, displaced residents grapple with new ...