Thoughts on the Tradeoffs between Food Production and Water Quality in the U.S.
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Board Policy Seminar presentation/comments at IFPRI "Two Food Price Crises in Three Years' by Catherine Kling December 5, 2011
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Thoughts on the Tradeoffs between Food Production and Water Quality in the U.S.
- 1. Thoughts on the Tradeoffs between Food Production and Water Quality in the U.S. Catherine L. Kling I owa State University IFPRI Board Policy Seminar December 5, 2011 Washington DC
- 5. World wide hypoxic zones
- 7. Square kilometers Year n.d. Area of Mid-Summer Bottom Water Hypoxia (Dissolved Oxygen < 2.0 mg/L) Data source: N.N. Rabalais, Louisiana Universities Marine Consortium, R.E. Turner, Louisiana State University Funded by: NOAA, Center for Sponsored Coastal Ocean Research 5-yr average goal long-term average
- 10. Approximating costs of fertilizer reductions
- 11. Land Retirement (CRP) Panoramic view of gamma grass-big blue stem planting http://www.fsa.usda.gov/Internet/FSA_Image/ia_767_15.jpg
- 12. Ag Farmland Values “ Two recent land value surveys reported a 22% increase in Nebraska from February 2010 to February 2011, and prices up 25% in Iowa from March 2010 to March 2011. (Johnson, Wilson, and Van Newkirk, 2011; Iowa Farm and Land, Chapter 2, 2011)” Mike Duffy, Choices,
Notes de l'éditeur
- Use yield curves for corn-soybean rotation for Iowa, and N application rate information to get predicted yield reduction Use $3.54/bu corn price to compute the revenue effect