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 matters Archives - State of the Planet
Water Matters, the blog of the Columbia Water Center, focuses on the assessment, understanding and resolution of the potentially global crisis of freshwater scarcity.
Recent research indicates that salt is accumulating in the environment and poses an emerging threat both to ecosystems and human health.
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.
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.
The Paraguay River is an essential lifeblood for the landlocked country that shares it name, but it can also be the source of deadly and costly floods. Now scientists are one step closer to predicting the likelihood for heavy rain weeks ahead of time.
A recent event hosted by the Columbia Water Center highlights the challenges and opportunities that nation’s beleaguered water system presents.
Members of Columbia Water Center share what Earth Day means to them, and offer ways – large and small – that we can all advocate for water and a healthier planet.
Columbia University researchers to help translate hurricane science into projections for planning for climate and weather risks.
In a new study, researchers have mapped out a large variety of discarded pharmaceuticals dissolved throughout the Hudson River. They say that in some places, levels may be high enough to potentially affect aquatic life.
Upmanu Lall, director of the Columbia Water Center, explains South Africa’s water shortage and why places in the U.S. could be at risk, too.