John M. Kimble, Ronald F. Follett;C . Vernon Cole

Mark Powell, Forestry and Natural Resource Management Unit, Winrock International, Morritlon, Arkansas

• ObjectivesBasic ProcessesThe Greenhouse ProcessGlobal Trends in Greenhouse Gas EmissionsThe Role of Agriculture in U.S. Emissions of Three GHGsThe SOC Pool in U.S. Soils and SOC Loss from CultivationProcesses in Governing Emissions from the PedospherePlant ActionSoil ProcessesSoil QualityStrategies for Mitigating Emissions from CroplandU.S. CroplandSustainable Management StudiesSoil Erosion ManagementLand Conversion and RestorationConversion of Marginal LandRestoration of Degraded SoilsBiofuels for Offsetting Fossil FuelIntensification of Prime Agricultural LandConservation Tillage and Residue ManagementIrrigation Water ManagementImproved Cropping SystemsThe Carbon Sequestration Potential of Arable LandU.S. Cropland's Overall Potential to Mitigate the Greenhouse EffectTechniques for SequestrationRates of SOC SequestrationPossible Implementation ObstaclesRequired ActionConclusions - The Win-Win StrategyAgricultural Profits from Environmental ImprovementsSOC's Monetary ValueSOC's Environmental ValueGlobal PotentialAppendix 1: DefinitionsAppendix 2: Researchable Topics

John M. Kimble, Ronald F. Follett;C . Vernon Cole

Mark Powell, Forestry and Natural Resource Management Unit, Winrock International, Morritlon, Arkansas

• ObjectivesBasic ProcessesThe Greenhouse ProcessGlobal Trends in Greenhouse Gas EmissionsThe Role of Agriculture in U.S. Emissions of Three GHGsThe SOC Pool in U.S. Soils and SOC Loss from CultivationProcesses in Governing Emissions from the PedospherePlant ActionSoil ProcessesSoil QualityStrategies for Mitigating Emissions from CroplandU.S. CroplandSustainable Management StudiesSoil Erosion ManagementLand Conversion and RestorationConversion of Marginal LandRestoration of Degraded SoilsBiofuels for Offsetting Fossil FuelIntensification of Prime Agricultural LandConservation Tillage and Residue ManagementIrrigation Water ManagementImproved Cropping SystemsThe Carbon Sequestration Potential of Arable LandU.S. Cropland's Overall Potential to Mitigate the Greenhouse EffectTechniques for SequestrationRates of SOC SequestrationPossible Implementation ObstaclesRequired ActionConclusions - The Win-Win StrategyAgricultural Profits from Environmental ImprovementsSOC's Monetary ValueSOC's Environmental ValueGlobal PotentialAppendix 1: DefinitionsAppendix 2: Researchable Topics

John M. Kimble, Ronald F. Follett;C . Vernon Cole

Mark Powell, Forestry and Natural Resource Management Unit, Winrock International, Morritlon, Arkansas

• ObjectivesBasic ProcessesThe Greenhouse ProcessGlobal Trends in Greenhouse Gas EmissionsThe Role of Agriculture in U.S. Emissions of Three GHGsThe SOC Pool in U.S. Soils and SOC Loss from CultivationProcesses in Governing Emissions from the PedospherePlant ActionSoil ProcessesSoil QualityStrategies for Mitigating Emissions from CroplandU.S. CroplandSustainable Management StudiesSoil Erosion ManagementLand Conversion and RestorationConversion of Marginal LandRestoration of Degraded SoilsBiofuels for Offsetting Fossil FuelIntensification of Prime Agricultural LandConservation Tillage and Residue ManagementIrrigation Water ManagementImproved Cropping SystemsThe Carbon Sequestration Potential of Arable LandU.S. Cropland's Overall Potential to Mitigate the Greenhouse EffectTechniques for SequestrationRates of SOC SequestrationPossible Implementation ObstaclesRequired ActionConclusions - The Win-Win StrategyAgricultural Profits from Environmental ImprovementsSOC's Monetary ValueSOC's Environmental ValueGlobal PotentialAppendix 1: DefinitionsAppendix 2: Researchable Topics