A new study shows that fecal bacteria from sewage can persist in far greater quantities in near-shore sediments than in the water of the Hudson River.
Water Archives - State of the Planet
A 19-year drought in the American West is one of the most severe in the past 1200 years—and climate change is partially to blame, according to new research.
But there’s a pretty simple solution that could protect a lot of people.
Recent research indicates that salt is accumulating in the environment and poses an emerging threat both to ecosystems and human health.
The American Geophysical Union fall meeting takes place Dec. 10-14 in Washington, D.C. Here is a guide to key talks and other events from Columbia’s Earth Institute.
Upmanu Lall is director of the Columbia Water Center, and the lead author of the new U.S. National Climate Assessment’s chapter on water resources. The report paints a dire picture of the nation’s climate future. We spoke with Lall about the outlook for water supplies, quality and infrastructure.
This proposed declaration includes a number of rights, and specifically mentions that water resources in mountain ecosystems should be protected against pollution from mining activities.
A comprehensive plan outlines ways to clean up the Hudson River and reduce the impacts from development and climate change.
Why California almonds get such a bad rap.
In the U.S., some 2,000 high hazard dams are in need of repairs. A project from the Columbia Water Center is helping to identify the most hazardous ones.