Scientists Are Mapping Landslide Risk in Alaska. Some Homeowners Don’t Want to Know. | Deadly landslides are increasing around the world. But in parts of Alaska, maps of the hazards remain controversi

Roughly a month after the Ketchikan slide, Hurricane Helene caused hundreds of landslides in southern Appalachia; more than 600 have affected rivers or critical infrastructure. “We can say for certain that we’re seeing more landslides occurring because of the effects of climate change,” said Dave Petley, a landslide expert at the University of Hull in England.