Kaushal, S., Groffman, P., Band, L., Elliott, E., Shields, C., Kendall, C. 2011. Tracking Nonpoint Source Nitrogen Pollution in Human-Impacted Watersheds. Environmental Science & Technology. American Chemical Society Publications, Washington, DC. Pages 1-8

pollutant, runoff, wastewater, water quality

Nonpoint source nitrogen (N) pollution is a leading contributor to U.S. water quality impairments. Authors combined watershed N mass balances and stable isotopes to investigate fate and transport or nonpoint N in forest, agricultural, and urbanized watersheds at the Baltimore Long-Term Ecological Research site.