COLLEGE PARK, Md. – Across North America, streams and rivers are becoming saltier, thanks to road deicers, fertilizers and other salty compounds that humans indirectly release into waterways. At the same time, freshwater supplies are also becoming more alkaline.
Stopping pollution from flowing into waterways could restore natural habitats COLUMBIA, Mo. – In the Midwest, people have a fear of encountering snapping turtles while swimming in local ponds, lakes and rivers. Now in a new study, a University of Missouri … Continue reading →
A new University of Colorado Boulder-led study appears to answer contentious questions about the onset and cause of Earth’s Little Ice Age, a period of cooling temperatures that began after the Middle Ages and lasted into the late 19th century. … Continue reading →
*Engineers at Brown University have developed a system that cleanly and efficiently removes trace heavy metals from water. In experiments, the researchers showed the system reduced cadmium, copper, and nickel concentrations, returning contaminated water to near or below federally acceptable … Continue reading →
COLUMBUS, Ohio – A floating weed that clogs waterways around the world has at least one redeeming feature: It’s inspired a high-tech waterproof coating intended for boats and submarines. The Brazilian fern Salvinia molesta has proliferated around the Americas and … Continue reading →
*Waterways receiving nitrogen from human activities are significant source* What goes in must come out, a truism that now may be applied to global river networks. Human-caused nitrogen loading to river networks is a potentially important source of nitrous oxide … Continue reading →