In older cities, a single system of pipes may transport sewage and stormwater runoff. As the climate crisis brings more intense storms, urban areas like Toronto are overhauling their drainage systems.
Water quality
Posted inResearch Spotlights
Mapping Nutrient Inputs in the Great Lakes Basin
A new tool links nitrogen and phosphorus applications to land use classifications to better understand where and how much of the nutrients enter watersheds in the U.S. Great Lakes Basin.
Posted inNews
Sustainable Agriculture Reflected in Cuba’s Water Quality
Water samples from 25 rivers in central Cuba are dominated by signs of rock weathering rather than fertilizer runoff, researchers working at Cuban and American institutions show.
Posted inNews
Clean Water Act in the Balance?
An important Supreme Court case could have major ramifications on the interpretation of the Clean Water Act and environmental protection.
Posted inNews
Drugs in Our Water Can Leave Even More Toxic By-Products
The chemicals in our pharmaceuticals and personal care products quickly transform into different compounds when they enter the environment. Their toxic effects are relatively unknown.
Posted inNews
Modeling How Groundwater Pumping Will Affect Aquatic Ecosystems
Regions with dry climates and heavy agricultural industries may be the most hard-hit.
Posted inResearch Spotlights
Forested Streams May Warm More Than Observations Predict
Understanding how temperatures of cold-water streams respond to global warming could help clarify the impacts of climate change on aquatic ecosystems.
Posted inScience Updates
A Digital Mayfly Swarm Is Emerging
Low-cost, open-source data collectors and a suite of collaborative online tools are making big leaps in the field of watershed monitoring.
Posted inEditors' Highlights
Long-term Dataset Reveals How Management Affects River Biology
River systems are affected by societies against a backdrop of climate change. A new dataset reveals how these forces affect river flow, chemistry, and the biological health of the river.
Posted inResearch Spotlights
Dark and Stormy: How More Rainfall Leads to Warm and Murky Lakes
Reduced clarity in two northeastern Pennsylvania lakes has resulted in warmer surface water and cooler bottom water despite stable regional air temperatures during the past 3 decades.