R. F. Follett

Reclamation and revegetation of land areas disturbed by man

The potential of U.S. grazing lands to sequester carbon and mitigate the greenhouse effect

Soil erosion and crop productivity

Soil fertility and organic matter as critical components of production systems

Nitrogen in the environment

Agricultural practices and policies for carbon sequestration in soil

Nitrogen management and ground water protection

Managing nitrogen for groundwater quality and farm profitability

Soil carbon sequestration and the greenhouse effect