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Wildfires News
July 3, 2023

Top Headlines

Three Things to Know: Climate Change's Impact on Extreme-Weather Events

Researchers found that the effects of climate change on the intensity, frequency, and duration of extreme weather events, like wildfires, could lead to massive increases in all ...

Wildfire Smoke Downwind Affects Health, Wealth, Mortality

Smoke particulates from wildfires could cause between 4,000 and 9,000 premature deaths and cost between $36 to $82 billion per year in the United States, according to new ...

Wildfire Spread Risk Increases Where Trees, Shrubs Replace Grasses

A new study found that as woody plants like shrubs and trees replace herbaceous plants like grasses, spot fires can occur farther away from the original fire ...

African Smoke Over the Amazon

Up to two-thirds of the soot above the central Amazon rainforest originates in Africa. Researchers differentiate soot particles using their relative properties and attribute them to their respective points of origin. They found that bush fires and burning savannah in the north and south of Africa ...
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Experts Demand Fire Safety Policy Change Over Health Impact of Widely Used Flame Retardants

Leading environmental health experts have called for a comprehensive review of the UK's fire safety regulations, with a focus on the environmental and health risks of current chemical flame ...

New Technique Maps Large-Scale Impacts of Fire-Induced Permafrost Thaw in Alaska

Researchers have developed a machine learning-based ensemble approach to quantify fire-induced thaw settlement across the entire Tanana Flats in Alaska, which encompasses more than 3 million acres. ...

Wildfires Are Increasingly Burning California's Snowy Landscapes and Colliding With Winter Droughts to Shrink California's Snowpack

A research team examined what happens to mountain snowpacks when sunny, midwinter dry spells occur in forests impacted by severe ...

Western Wildfires Destroying More Homes Per Square Mile Burned

Between 2010 and 2020, human ignitions started 76% of the Western wildfires that destroyed structures, and those fires tended to be in flammable areas where buildings are increasingly common. Three ...

Understanding Plants Can Boost Wildland-Fire Modeling in Uncertain Future

A new conceptual framework for incorporating the way plants use carbon and water, or plant dynamics, into fine-scale computer models of wildland fire provides a critical first step toward improved ...

How to Apply Lessons from Colorado's Costliest Wildfire to Drinking Water Systems

而社区和政府nationwide have been facing the impact of wildfires on drinking water systems, no national synthesis of scientific and policy needs has been conducted. Now, a study ...

Unprecedented Levels of High-Severity Fire Burn in Sierra Nevada

High-severity wildfire in California's Sierra Nevada forests has nearly quintupled compared to before Euro-American settlement, rising from less than 10% per year then to up to 43% today, a new ...

In the Wake of a Wildfire, Embers of Change in Cognition and Brain Function Linger

Five years after the deadliest and most destructive wildfire in California history, researchers document persistent differences in cognitive function among ...

What's Driving Re-Burns Across California and the West?

Seasonal temperature, moisture loss from plants and wind speed are what primarily drive fires that sweep across the same landscape multiple times, a new study reveals. These findings and others could ...

20,000 Premature US Deaths Caused by Human-Ignited Fires Each Year

A new study shows that smoke particles from human-lit fires are responsible for over 80% of smoke-related deaths each year. The study shows that smoke pollution is on the rise, reducing air quality, ...

Bird Diversity Increased in Severely Burned Forests of Southern Appalachian Mountains

A new study found bird diversity increased in North Carolina mountain forest areas severely burned by wildfire in 2016, reinforcing that while wildfire can pose risks to safety and property, it can ...

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Wildfire Threats Not Commonly Disclosed by US Firms Despite Risk to Economy

U.S. firms rarely report their wildfire risks in required federal filings and instead bury such risks in nonspecific risk disclosures, according to new ...

Climate Whiplash Increased Wildfires on California's West Coast About 8,000 Years Ago

Researchers have been studying the effects of the sudden decrease in global temperatures that occurred about 8,200 years ago, the so-called 8.2-kiloyear event, with the help of mineral deposits ...

Americans Flocking to Fire: National Migration Study

Americans are leaving many of the U.S. counties hit hardest by hurricanes and heatwaves -- and moving towards dangerous wildfires and warmer temperatures, says one of the largest studies of U.S. ...

For 400 Years, Indigenous Tribes Buffered Climate's Impact on Wildfires in the American Southwest

Devastating megafires are becoming more common, in part, because the planet is warming. But a new study suggests bringing 'good fire' back to the U.S. and other wildfire fire-prone areas, ...

'Digital Footprints' Central to New Approach for Studying Post-Disturbance Recreation Changes

A new social media-based study of recreation visitation in the Gorge following the Eagle Creek Fire expands on research launched in 2016 -- and holds promise for other large, multi-ownership ...

Major Fires an Increasing Risk as the Air Gets Thirstier, Research Shows

Greater atmospheric demand for water means a dramatic increase in the risk of major fires in global forests unless we take urgent and effective climate action, new research finds. Researchers have ...

When Cyclones and Fires Collide...

As strong winds and torrential rains inundate Australia's south-eastern coast, new research suggests that high intensity bushfires might not be too far behind, with their dual effects extending ...

Researchers Design Model That Predicts Which Buildings Will Survive Wildfire

Wildfires may seem unpredictable, leaving random ruin in their wake. Engineers have now developed a model that can predict how wildfire will impact a community down to which buildings will burn. They ...

Prescribed Fire Could Reduce Tick Populations and Pathogen Transmission

Prescribed fire -- a tool increasingly used by forest managers and landowners to combat invasive species, improve wildlife habitat and restore ecosystem health -- also could play a role in reducing ...

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