Questions for “‘Zombie’ wildfires can reemerge after wintering underground”
![smoke billows up behind a row of trees](https://www.snexplores.org/wp-content/uploads/2021/05/051821_JL_zombie-fires_feat.jpg)
A forest fire burns in the distance here in Canada’s Northwest Territories. Zombie fires, which smolder underground all winter long — and out of sight — could increase as climate change accelerates in Alaska and other parts of North America.
Sherry Galey/Moment Open/Getty Images Plus