676 Nitrogen in the Environment
Costanza , R. , J. Cumberland , H. Daly , R. Goodland , and R. Norgaard . 1997 . An introduction
to ecological economics , St. Lucie Press , Boca Raton, FL .
Council for Agricultural Science and Technology (CAST), 2004. Climate Change and
Greenhouse Gas Mitigation: Challenges and Opportunities for Agriculture: Task Force
Report. Cochairs, Keith Paustian and Bruce Babcock, May. Ames, Iowa.
Crouzet, P., J. Leonard, S. Nixon, Y. Rees, W. Parr, L. Laffon, J. Bogestrand, P. Kristensen,
C. Lallana, G. Izzo, J. Bak, and T.J. Lack, 2000. Environmental Assessment Report #4:
Nutrients in European Ecosystems , edited by N. Thyssen. Online, Retrieved December
23, 2000 ( http://reports.eea.europa.eu/ENVIASSRP04/eb.ebvuassro04.pdf ).
Crumpton, W.G. and J.L. Baker, 1993. Integrating wetlands into agricultural drainage systems:
prediction of nitrate loadings and loss in wetlands receiving agricultural subsurface drain-
age, pp.118–126 in J.K. Mitchell (ed.) Integrated Resources Management and Landscape
Modification for Environmental Protection , Proceedings of the International Symposium,
13–14 Dec. 1993. Chicago, Ill. St. Joseph, MO: American Society of Agricultural Engineers.
Daily , G. 1997 . Nature ’ s services: Societal dependence on natural ecosystems , Island Press ,
Washington, DC .
Daily, G. 2000. Chapter 1, Introduction: What are Ecosystem Services? Online: Island Press,
Retrieved August 15, 2000 ( http://www.islandpress.com/ecocompass/nature/NSintro.html ).
Daily , G. and P. Ehrlich . 1992 . Population, sustainability and earth ’ s carrying capacity .
Bioscience 42 : 761 – 771 .
Daily, G., S. Alexamder, P.R. Ehrlich, L. Goulder, J. Lubchenco, P.A. Matson, H.A. Mooney,
S. Postel, S.H. Schneider, D. Tilman, G.W. Woodwell, 2000. “ Ecosystem Services:
Benefits Supplied to Human Societies by Natural Ecosystems. ” Online, Retrieved August
15, 2000 ( http://esa.sdsc.edu/daily.htm ).
Dasgupta, P. 2000. The British Academy Keynes Lecture in Economics: Economics and the
Environment. Online: British Academy, Retrieved October 24, 2000 ( http://britac3.britac.
ac.uk/pubs/keynes95/00index.html ).
Dasgupta, P., S. Levin, and J. Lubchenko, 1999. Economic Pathways to Ecologic
Sustainability: Challenges for the New Millenium. Online, Retrieved October 31, 2006
( http://www.econ.cam.ac.uk/faculty/dasgupta/paths.pdf ).
DeLaney , T.A. 1995 . Benefits to downstream flood attenuation and water quality as a result
of constructed wetlands in agricultural landscapes . J. Soil Water Conservat. 50 ( 6 ) :
620 – 629 .
Delgado, C., M. Rosegrant, H. Steinfeld, S. Ehui, and C. Courbois, 2002. Livestock to 2020:
The Next Food Revolution. Online: International Food and Policy Research Institute
(IFPRI), Retrieved November 3, 2006 ( http://www.ifpri.org/pubs/books/ufa/ufa_ch14.pdf )
Dinar , A. and E.T. Loehman . 1995 . pp. xxii – xxiii . In A. Dinar and E.T. Loehman (eds.)
Water quantity/quality management and conflict resolution: Institutions, processes, and
economic analyses , Praeger , Westport, CT .
Dmitri, C., A. Effland, and N. Conklin, 2005. The 20th Century Transformation of U.S.
Agriculture and Policy. Economic Information Bulletin no. 17, June. Online: US
Department of Agriculture Economic Research Service. Retrieved October 23, 2007
(http://www.ers.usda.gov/publications/eib3/eib3.pdf).
Donnelly, A. 2000. Personal Correspondence. January 11, 2000 Email from the president
of GEMCo, a consortium of Canada energy companies, to Andrew Manale at USEPA
CH22-P374347.indd 676CH22-P374347.indd 676 5/31/2008 6:46:36 PM5/31/2008 6:46:36 PM