This Week in Water for October 17, 2021

How Wildfires Can Affect Caves. That story and more on H2O Radio’s weekly news report about water. Headlines: Residents of Benton Harbor, Michigan, have been told not to drink, cook, or brush their teeth with tap water in a tragedy similar to the Flint lead crisis. She's baaaack. What does a returning La Niña mean for weather around the U.S.? Wildfires destroy trees and shrubs, but according to new research, they can also impact ecosystems inside caves. Scientists want you to become a “walrus detective.” It's a worthy tusk.