Freak mud flows threaten our water supplies, and climate change is raising the risk
Slurries of mud increasingly threaten the water we drink. This rush of sediment, known as “debris flow,” is a type of erosion where mud and boulders in steep catchments suddenly tumble down the stream channel, often traveling at speeds of several meters per second. … Last year, California saw mudslides that destroyed more than 100 homes and killed 21 people.