Proclamations set to be signed Tuesday will create the Chuckwalla National Monument in Southern California near Joshua Tree ...

The designation of the Chuckwalla National Monument in the southern California desert and the Sattitla Highlands National ...

While tribal, federal, state, officials expected to attend event are lauding move, Trump threatens to reverse course.

Biden has federally protected 1,053,125 square miles of land and ocean in his term — an area nearly four times the size of ...