How beavers became North America’s best firefighter

National Geographic | Sep 22, 2020 at 7:57 PM
  • The American West is ablaze with fires fueled by climate change and a century of misguided fire suppression.
  • A new study concludes that, by building dams, forming ponds, and digging canals, beavers irrigate vast stream corridors and create fireproof refuges in which plants and animals can shelter.
  • In beaver-dammed stream sections, Fairfax and Whittle found, vegetation remained more than three times lusher as wildfire raced over the creek.