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California

The aftermath of the 13 March 2023 Sherman Oaks landslide in California.
Posted inThe Landslide Blog

The 13 March 2023 Sherman Oaks landslide in Los Angeles

by Dave Petley 14 March 202414 March 2024

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. On 13 March 2023, an unusual and interesting landslide occurred in the Sherman Oaks suburb of Los Angeles in California, damaging or destroying at least three houses. The Los Angeles Fire Department […]

A sea otter floats in water, looking at the camera.
Posted inNews

Sea Otters’ Appetite for Crab Is Helping Strengthen Estuary Banks

Rachel Fritts, Science Writer by Rachel Fritts 6 March 20246 March 2024

Apex predators can have a powerful impact on coastal erosion rates by keeping grazer populations down, but their influence has been largely overlooked.

Kelp gigante en agua azul y soleada.
Posted inNews

Cuando los bosques en la tierra arden, los bosques submarinos sienten el impacto

by J. Besl 31 January 202431 January 2024

El kelp es un hábitat, un sumidero de carbono y un agente aglomerante en tu helado. Pero estudios recientes muestran que los bosques de kelp en California son afectados por el destino de sus contrapartes sobre tierra.

A fish swims above a green mat.
Posted inNews

Flash Floods May Support One of the World’s Rarest Fish

by Alix Soliman 5 January 20245 January 2024

Only a few hundred Devils Hole pupfish live in an isolated pool in the desert, where occasional floodwaters roil their habitat.

Shown in the foreground is a mostly barren hillside with three trees. In the distance is an agricultural field.
Posted inNews

The Unfair Share of Shade in California’s Central Valley

by Andrea Tamayo 22 December 202322 December 2023

Researchers find that disadvantaged communities in Fresno are significantly sunnier and hotter than wealthier ones.

Giant kelp grows in sunny, blue water.
Posted inNews

When Forests on Land Burn, Forests Underwater Feel the Impact

by J. Besl 18 December 20239 February 2024

Kelp is a habitat, a carbon sink, and a binding agent in your ice cream. But new research shows that California’s kelp forests are affected by the fate of their counterparts on land.

A researcher at street level looks uphill at downed trees and other debris from a debris flow.
Posted inNews

Postfire Debris Flows Strike in a Puzzling Pattern

by Eli Ramos 15 December 202315 December 2023

California geologists are improving their understanding and forecasting of which slopes in wildfire-burned areas might fail during heavy rainstorms.

Comparison of two mussel beds, one in 1984 and one in 2023
Posted inNews

Ocean Warming Is Wiping Out Southern California’s Mussel Beds

by Madeline Reinsel 14 December 202314 December 2023

Historic photographs reveal the dramatic retreat of mollusks as warmer waters take a toll on the health of the intertidal zone.

An aerial view of water being released down the spillway of the Coyote Valley Dam, with a large earthen berm in the background
Posted inNews

Weather and Watershed Forecasting Make for Dam Smart Water Use

by Nicole Choi 13 December 202330 January 2024

Using weather forecasts in reservoir management improves decisions about water supplies. Now researchers are studying the hydrology around reservoirs to help apply this strategy nationwide.

A firefighter stands in front of burning grass and trees.
Posted inNews

Climate Change Narrows the Window for Prescribed Fires

by Caroline Hasler 16 November 202316 November 2023

Longer, drier summers may mean fewer opportunities for firefighters to safely burn would-be wildfire fuel in the western United States.

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