Methodologies to Measure Nutrient Reduction and to Aggregate Results at the Project , National, and Regional Basin Levels (Kanwar)

Ramesh Kanwar Department of Agricultural and Biosystems Engineering Iowa State University, Ames, Iowa 50011, USA and Aaron Zazueta and Jitendra Srivastava Global Environmental Facility and the World Bank 1818 H St. NW Washington D.C. 20433, USA CONTENTS A. Introduction – major sources of nonpoint source pollution B. Key motivators for monitoring – Hypoxia/regulations/EU Nitrate Directive C. Objectives of nutrient reduction programs D. Key water quality or stress indicators for assessment nutrient reduction E. Water quality laws or standards for nutrients for water bodies F. What is current status of science on nutrient reduction? What do we know? F. Developing methods for assessment – local, country, & global level G. Analysis, interpretation, and reporting of data – use of models H. Using Romania example to move from pilot level on to national level as country is willing to borrow 50 m euros to conduct national level assessment H. Discussion Presented at the Black Sea – Danube Regional Conference on Nutrient Pollution Control in Chisinau, Moldova – October 2006

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