The fire risk goes beyond rising temperatures and dry conditions. Samuel Corum / AFP via Getty Images

Western wildfires destroyed 246% more homes and buildings over the past decade – fire scientists explain what’s changing

More homes are burning in wildfires in nearly every Western state. The reason? Humans.
In heat and drought like the western U.S. and Canada are experiencing in 2021, all it takes is a spark to start a wildfire. Jim Watson/Getty Images

Skip the fireworks this record‑dry 4th of July, over 150 wildfire scientists urge the US West

Every year, the number of wildfires caused by humans spikes on Independence Day. There are safer ways to celebrate amid the heat and drought.
An airtanker drops retardant to help stop the spread of the 2015 Eyrie Fire in the foothills of Boise, Idaho, which was ignited by sparks from construction equipment. Austin Catlin, BLM/Flickr

Humans ignite almost every wildfire that threatens homes

Wildfires aren’t always wild. Many of the most expensive and damaging fires happen in suburban areas, and nearly all blazes in these zones are started by humans.

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