Dr. James C. Barker
professor and extension biological and agricultural engineering specialist
(919) 515-6793
jim_barker@ncsu.edu
Agricultural waste management and water quality protection, organic by-product utilization and land application, and rural environmental quality preservation.

Dr. Douglas J. Frederick
professor of forestry and ecology
(919) 515-7788
frederick@cfr.cfr.ncsu.edu
Waste management using forests and constructed wetlands.

Dr. Frank Humenik
professor, coordinator of animal waste management programs
(919) 515-6767
frank_humenik@ncsu.edu
Animal waste management.

Dr. Thomas M. Losordo
professor of zoology and extension aquaculture specialist
(919) 515-7587
tlosordo@unity.ncsu.edu
Aquaculture engineering. Water and wastewater management.

Dr. Philip W. Westerman
professor of biological and agricultural engineering
(919) 515-6742
phil_westerman@ncsu.edu
Water quality, waste management for livestock, aquaculture and agricultural runoff pollution. Land application of waste. Groundwater pollution from animal waste lagoons. Odor control in swine operations.

Dr. C.M. "Mike" Williams
director, Animal and Poultry Waste Management Center and assistant professor of poultry science
(919) 515-5386
mike_williams@ncsu.edu
www.cals.ncsu.edu/waste_mgt/
Oversees research efforts at NC State's nationally recognized Animal and Poultry Waste Management Center to find new, environmentally friendlier methods to store, treat and dispose of animal and poultry waste. Can discuss promising new treatment methods; waste management economics; environmental impact of agricultural waste management; and new processes being developed to recycle waste components into value-added by-products.