Ralph E. Heimlich

• The Land Improvement Tax Simulator (LITS)
• Spatial dimensions of land use and environmental change using the conservation needs inventory
• A National policy of "no net loss" of wetlands
• Development at the urban fringe and beyond
• Economics of agricultural management measures in the coastal zone
• Metropolitan growth and agriculture
• Productivity and erodibility of U.S. cropland
• Sodbusting
• Swampbusting
• Swampbusting, wetland conversion and farm programs
• Urbanizing farmland
• US experiences with incentive measures to promote the conservation of wetlands