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ARS Home » Midwest Area » Bowling Green, Kentucky » Food Animal Environmental Systems Research » People » Carl Bolster

Carl H Bolster

Research Hydrologist


Contact Information

Phone:  +1 270-781-2260 ext. 244



Areas of Expertise

Numerical modeling

Soil sorption processes

Contaminant transport

Nutrient management



BS: Environmental Studies, 1995, University of Buffalo 

PhD: Environmental Science, 2000, University of Virginia

Postdoc: School of Forestry, 2000-2001, Yale University

Dr. Carl H. Bolster is a Research Hydrologist and Lead Scientist (ARS Research Project # 5040-12630-006 “Developing Agronomically and Environmentally Beneficial Management Practices to increase the Sustainability and Safety of Animal Manure Utilization”) with the USDA-ARS Food Animal Environmental Systems Research Unit in Bowling Green, KY USA. He also recently served as Chapter Lead for the Agriculture, Food Systems, and Rural Communities chapter of the Fifth National Climate Assessment (Agriculture, Food Systems, and Rural Communities ( Dr. Bolster is actively involved with the Fertilizer 4 Life Initiative (Fertilize 4 Life - Global Food Systems Institute - University of Florida, Institute of Food and Agricultural Sciences - UF/IFAS (, the USDA Legacy Phosphorus Project USDA Legacy Phosphorus Project (, and the Fertilizer Recommendation Support Tool (Fertilizer Recommendation Support Tool (

The overall goal of Dr. Bolster’s research is to improve our understanding of the fate and transport of phosphorus in agroecosystems. Specific objectives are: (1) understanding factors controlling the fate and transport of phosphorus in agricultural soils and to evaluate and update.