An analysis of 500 watersheds found levels of organic carbon, phosphorus, and other pollutants up to 103 times higher after a wildfire.
California
Precipitation Extremes Drive Swings in Lake Tahoe’s UV Exposure
An 18-year study reveals dramatic year-to-year variations in ultraviolet radiation penetration tied to Sierra Nevada precipitation cycles.
Fallowed Fields Are Fueling California’s Dust Problem
New research shows that unplanted agricultural lands are behind most of the state’s anthropogenic dust events.
Compost and Biochar Could Boost Carbon Sequestration by Crushed Rock
Crushed rock additives may also help decrease soil emissions of other greenhouse gases, such as nitrous oxide and methane.
Post wildfire debris flows in Malibu, California
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. Last week, the first bout of heavy rainfall since the January 2025 wildfires struck Southern California, triggering the much-feared debris flows that were inevitable. The main rainfall occurred on 13 February 2025, […]
The Deleterious Dust of the Salton Sea
Coarse particulate matter deriving from California’s largest lake is linked to an increased risk of respiratory-related hospitalizations.
How Much Did Climate Change Affect the Los Angeles Wildfires?
High heat, dry fuel, and strong winds drove the Palisades and Eaton blazes.
Access to Air-Conditioning May Affect Wildfire-Related Health Outcomes
A new study found that access to air-conditioning is a stronger predictor of emergency department visits related to PM2.5 exposure from smoke than factors such as race, age, and socioeconomic status.
Jet Propulsion Laboratory Reopens as Fire Recovery Continues
Many JPL staff, including its director, are still displaced or without homes after devastating fires throughout the LA region.
The looming threat of landslides in the wildfire damaged areas of Los Angeles County
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. As Los Angeles recovers from the dreadful wildfires that have destroyed parts of the county, awareness is growing of the potential threat from landslides. The touchstone for these concerns was an interesting […]