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Western Fires Are Burning Higher in the Mountains at Unprecedented Rates, Professor Finds

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May 25, 2021
Professor John Abatzoglou coauthored a piece in The Conversation on the risk of high mountain areas subject to burning.
Professor John Abatzoglou coauthored a piece in The Conversation on the risk of high mountain areas subject to burning.

The Western U.S. appears headed for another, and a new study shows that even high mountain areas once considered too wet to burn are at increasing risk as the climate warms.

Nearly two-thirds of the U.S. West is inright now, including large parts of the Rocky Mountains, Cascades and Sierra Nevada. The situation is so severe that the Colorado River basin is on the verge of its, and forecasts suggestis on the way.

Warm and dry conditions like these area recipe for wildfire disaster.

In apublished May 24, 2021, in Proceedings of the National Academy of Sciences, our team offound that forest fires are now reaching higher, normally wetter elevations. And they are burning there at rates unprecedented in recent fire history.

While some people focus onand other forest management practices as reasons for the West’s worsening fire problem, these high-elevation forests have had little human intervention. The results provide a clear indication that climate change is enabling these normally wet forests to burn.

As wildfires creep higher up mountains, another tenth of the West’s forest area is now at risk, according to our study. That creates new hazards for mountain communities, with impacts on downstream water supplies and the plants and wildlife that call these forests home.

Read the entire piece with infographics on The Conversation's website, .