Fire in the desert

PNAS

Fueled by invasive grasses and climate change, desert fires are growing larger and more dangerous. Story here.

Native ecosystems are losing the race against invasives, with potentially dangerous consequences for desert cities like Tucson. The city’s outskirts are shown here in the midst of the 2020 Bighorn Fire, which came alarmingly close to foothill homes. Image credit: Unsplash/Frankie Lopez.