Howarth, Robert W.2007-05-152007-05-152007-05-15https://hdl.handle.net/1813/7598Congressional testimony by Robert W. Howarth, before the U.S. House of Representatives subcommittee on Water Resources & the Environment - The Impact of Agriculture on Water Quality. April 19, 2007.356398 bytesapplication/pdfen-USwater qualitycoastal nutrient pollutionestuariesnitrogencongressional testimonyagriculturepresentation