Monsoonal moisture coming in from the east will increase the chance of thunderstorms in parts of Southern California.

The move adds nearly 106,000 acres to the 346,000-acre San Gabriel Mountains National Monument, which sits within an hour’s drive of 18 million people, extending its boundaries to the edge of ...

The proposal to expand the San Gabriel Mountains monument comes at a time when the Biden administration has pledged to safeguard Indigenous, cultural and environmental sites under its “America ...

Except for 38 frogs that were rescued in 2024, all of the other southern mountain yellow-legged tadpoles and frogs were bred ...

Frogs bred at the L.A. Zoo are hatched and raised to ensure their development. After reaching maturity, these frogs and ...

In this July 10, 2015, file photo, trees frame Lake Berryessa with California’s newest national monument in the background near Berryessa Snow Mountain National Monument, in Calif. President Joe ...

More than half of the San Gabriel mountain acreage will be protected, thanks to an order directly from President Obama. The San Gabriel mountains provide an impressive backdrop to parts of L.A.'s ...

President Joe Biden plans to expand the size of two national monuments in California later this month — one in the San Gabriel Mountains east of Los Angeles and the other in remote landscapes ...

The Los Angeles Zoo released nearly 700 endangered southern mountain yellow-legged frogs into the San Gabriel Mountains as ...