Abstract: West Africa has experienced increases in cultivated lands over the last 50 yr, as well as increasing rates of deforestation. Croplands have expanded to meet the food demands of a rapidly increasing population. Nevertheless, ...

Abstract: The United States is currently responsible for 40%?45% of the world?s corn supply and 70% of total global exports [the U.S. Department of Agriculture?National Agricultural Statistics Service (USDA?NASS)]. Therefore, analyses ...

Abstract: tand-clearing disturbances, which remove most of the tree cover but are followed by forest regrowth, affect extensive areas annually, yet each event is usually much smaller than a typical grid cell in Earth system climate ...

Abstract: Terrestrial ecosystem models are built, among several reasons, to explore how the Earth?s biosphere responds to climate change and to the projected continual increase of atmospheric CO2 concentration. Many of these models ...

Abstract: Agriculture has had a tremendous impact on soil nutrients around the world. In some regions, soil nutrients are depleted because of low initial soil fertility or excessive nutrient removals through intense land use relative ...