Map: Bark Beetle Damage in the American West from 2000 to 2014

Mother Jones / US Forest Service

From 2000 to 2014, bark beetles destroyed large swaths of forests in the American West—and they're not done yet.

As climate change warms the North American woods, we can expect these bugs to continue to proliferate and thrive in higher elevations—meaning more beetles in the coming century, preying on bigger chunks of the country.