Lightning, not arson, caused most Victorian bushfires last summer. Credit: Twitter As last summer’s horrific bushfires raged, so too did debate about what caused them. Despite the prolonged drought and ever worsening climate change, some people sought to blame the fires largely on arson. Federal Coalition MPswere among those pushing […]

They might share the same name, but ash produced in the western wildfires is a very different hazard than ash produced in explosive eruptions. Terra/MODIS image of the wildfires across California, Oregon and Washington on September 10, 2020. Credit: NASA. The western United States is on fire. Large swaths of Oregon, […]

Credit: CC0 Public Domain People are starting almost all the wildfires that threaten U.S. homes, according to an innovative new analysis combining housing and wildfire data. Through activities like debris burning, equipment use and arson, humans were responsible for igniting 97% of home-threatening wildfires, a University of Colorado Boulder-led team […]