The designations, postponed for a week due to the California wildfires, protect 800,000 acres in the Chuckwalla National Monument and the Sattitla National Monument.

President Joe Biden created the Chuckwalla National Monument, in Southern California near Joshua Tree National Park, and the Sáttítla Highlands National Monument, in Northern California

U.S. President Joe Biden designated two California sites -- a swathe of desert significant to native tribes and a dormant volcano -- as national monuments on Tuesday, advancing his record of conserving more U.