A never-ending challenge in tracking groundwater availability and sustainability is the fact that it’s hidden underground, making it difficult to accurately characterize, says Kevin Dennehy, national coordinator of the U.S. Geological Survey’s (USGS) Ground-Water Resources Program.
Duke University professor of geochemistry and water quality Avner Vengosh has been studying the environmental impacts of hydraulic fracturing for the last five years with a team of scientists.
