Researchers from the University of Maryland Center for Environmental Science laid underwater microphones on the bottom of the Atlantic Ocean to find out more about the ambient noise levels in the area off the coast of Maryland. They found that dolphins are simplifying their calls to be heard over noise from recreational boats and other vessels in nearby shipping lanes.
Researchers have found that global changes, including warming temperatures and increased levels of carbon dioxide in the atmosphere, are causing a decrease in the availability of a key nutrient for plants.
Get to know Stephanie Siemek, an Appalachian Laboratory graduate student evaluating the need for and effectiveness of vegetated buffers meant to protect our streams from groundwater and the nutrients that pollute them.
