Climate change has doubled western US forest fires


In July and August, the Roaring Lion fire devoured more than 8,000 acres of forest, along with over 60 homes and outbuildings in eastern Montana’s Bitterroot Range. Here, the fire burns through dense conifers, July 31, 2016. Credit: Mike Daniels

A new study says that human-induced climate change has doubled the area affected by forest fires in the U.S. West over the last 30 years. According to the study, since 1984 heightened temperatures and resulting aridity have caused fires to spread across an additional 16,000 square miles than they otherwise would have—an area larger than the states of Massachusetts and Connecticut combined. The authors warn that further warming will increase fire exponentially in coming decades. The study appears today in the journal Proceedings of the…



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