Ribaudo MO, Horan RD, Smith ME. 1999. Economics of Water Quality Protection from Nonpoint Sources: Theory and Practice. Agricultural Economic Report 782:120. [Online]. Available: http://www.ers.usda.gov/publications/aer782/ [accessed June 17, 2004].


Sattar, SA. 2002. Canadian Institute of Public Health (CIPHI) Meeting, Oshawa. [Online]. Available: http://www.environmentalmicrobiology.ca/ciphioshawa.pdf [accessed June 17, 2004].


United States Renal Data System. 2002. Number of persons initiating treatment for end-stage renal disease related to diabetes, United States, 1984–2001. Data computed by CDC’s Division of Diabetes Translation. 2002. [Online]. Available: http://www.cdc.gov/diabetes/statistics/esrd/fig1.htm [accessed June 17, 2004].

University of Montana. 2001. Study of Groundwater Nitrate in Beaverhead County. [Online]. Available: http://www.umwestern.edu/envirosci/what’snew/beaverheadnitrates/sld003.htm [accessed June 17, 2004].

U.S. Census Bureau. Decennial Census Data (1950–2000). Washington, DC: U.S. Census Bureau.

U.S. Department of Agriculture. 2000. Natural Resources Conservation Service’s Comprehensive Nutrient Management Planning Technical Guidance, December 2000. [Online]. Available: http://www.mt.nrcs.usda.gov/news/factsheets/cnmp.html [accessed June 17, 2004].

U.S. Environmental Protection Agency. 1998. Mercury Study Report to Congress; EPA-452/R-97–003. Office of Air Quality Planning and Standards, Office of Research and Development. Washington, DC: U.S. Government Printing Office.

U.S. Environmental Protection Agency. 1999. National Air Quality and Emissions Trends report of 1999 . Washington, DC: U.S.EPA.

U.S. Environmental Protection Agency. 2000. National Water Quality Inventory Report. [Online]. Available: http://www.epa.gov/305b/2000report/ [accessed June 17, 2004].

U.S. Environmental Protection Agency. 2002. National Air Quality, 2002 Status and Trends; EPA-454/K-03–001. Office of Air Quality Planning and Standards. Washington, DC: U.S. Government Printing Office.

U.S. Environmental Protection Agency. 2003 May. Office of Water Factsheet, EPA-823-F-03–003. [Online]. Available: http://www.epa.gov/waterscience/fish/advisories/factsheet.pdf [accessed June 17, 2004].

U.S. Environmental Protection Agency. 2003. Water Quality Trading Policy. [Online]. Available: http://www.epa.gov/owow/watershed/trading/tradingpolicy.html [accessed June 17, 2004].



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