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California

Large smoke clouds swell behind trees.
Posted inNews

Forecasters Expect Slow Start to U.S. Wildfire Season

by Grace van Deelen 11 April 202411 April 2024

A wet spring in the United States will dampen early fires, but some regions will see elevated risk this summer.

Coastline with tall cliffs
Posted inNews

Earthquakes Can Trigger Megathrust Slip in Cascadia

by Caroline Hasler 8 April 20248 April 2024

A 2022 earthquake in Northern California may have triggered slow slip in the Cascadia Subduction Zone, according to a new study.

The 24 March 2024 landslide in the Hollywood Hills area of California.
Posted inThe Landslide Blog

Another significant landslide in the Hollywood Hills

by Dave Petley 25 March 202425 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. California continues to suffer repeated bouts of heavy rainfall, probably associated with the El Nino conditions that have been in place through the winter. On 24 March 2024, the rainfall triggered another […]

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.

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