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wildfires

Debris, including downed trees and building materials, in a valley below a mountain.
Posted inNews

A New Approach Can Better Predict Debris Flow Hazards Years After Fires

by Grace van Deelen 19 May 202619 May 2026

USGS hazard maps don’t always reflect real landslide risk in the years after wildfires. Fine-tuning assessments of vegetation recovery could help.

The West Kern Fire and thick smoke move through trees near the boundary of California’s Sequoia National Park.
Posted inResearch Spotlights

How Much Will Western Wildfires Worsen Under Warming?

by Rebecca Owen 15 May 202626 May 2026

A new study reevaluates the use of vapor pressure deficit, or VPD, in climate models to predict increases in area burned by wildfire across the U.S. West.

A burnt, smoky hillside with burnt trees lies along a road.
Posted inNews

Low Snow in Eurasia Linked to Wildfires in California

by Andrew Chapman 13 May 202615 May 2026

Scientists found that low autumn snow levels in western Eurasia are associated with dry, warm winters in California, increasing the Golden State’s wildfire risk.

A clear tree line is visible on a mountain range.
Posted inNews

Tree Lines Are Migrating. Some Up, Some Down.

by Emily Gardner 12 May 202612 May 2026

Between 2000 and 2020, 42% of tree lines around the world crept upward, largely because of climate change. But 25% moved downhill, seemingly because of factors such as land use changes and wildfires.

A wildfire on a hillside burns at night.
Posted inResearch & Developments

2026 Has Already Broken Climate Records. El Niño Could Break More.

by Grace van Deelen 12 May 202611 May 2026

As the midpoint of the year approaches, several climate records have already been broken. Arctic winter sea ice extent reached a record low. Several countries saw record-breaking winter heat waves. And more than 150 million acres have already burned globally in wildfires.

A wildfire burns in a forest at night.
Posted inNews

Most of the U.S. West Will Face Above-Normal Wildfire Risk This Summer

by Grace van Deelen 11 May 202611 May 2026

The National Interagency Fire Center predicts elevated wildfire potential across much of the West and many Southeast states through August.

Aerial view of the summit of a volcanic cone as it violently erupts ash and debris.
Posted inScience Updates

Sensing the Sounds from Earth’s Hazardous Environments

by Jeffrey B. Johnson, Jacob F. Anderson, Madeline A. Hunt, Owen A. Walsh and Jerry C. Mock 8 May 20261 June 2026

Low-cost infrasound sensors, deployed in large numbers, provide a practical means of data collection near volcanoes, earthquakes, wildfires, and other geophysical phenomena.

Large plumes of smoke rise from a hillside. Two vehicles on a roadside are dwarfed by the smoke cloud.
Posted inResearch Spotlights

Want to Predict Wildfire Severity? Look to the State of Vegetation

by Rebecca Owen 4 May 20264 May 2026

A new study connects satellite data on vegetation condition, topography, and weather conditions to examine the predicted versus actual burn severity of the 2025 Los Angeles wildfires.

A rocky stream flows through a landscape of burned trees. A mountain is visible in the background.
Posted inResearch Spotlights

How Wildfires Worsen Flood Risk

by Nathaniel Scharping 30 April 202630 April 2026

A new approach to analyzing watersheds shows how storms occurring after a wildfire can have higher flooding risk than similar storms that occurred before a fire.

Aerial photo of smoke billowing from a wildfire.
Posted inEditors' Highlights

Weather Radar Data Reveal the Dynamics of Rapidly Spreading Wildfires

by William J. Randel 21 April 20261 May 2026

New research demonstrates the use of operational weather radar measurements to track long-range ember fallout and rapid spread of intense wildfires.

Posts pagination

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