Tour group hikes through Jackson Demonstration State Forest in Northern California. Credit: Photo by Hilary Clark, U.S. Forest Service Water…
The 2012-2015 drought resulted in widespread tree mortality in the southern Sierra Nevada. Photo by Margot Wholey In a paper published in…
Fecal contamination of urban and peri-urban water bodies is a major health issue in most low- and middle-income countries, where…