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Showing items 18982 through 18990 of 73594.Global biodiversity is changing rapidly driven by human alteration of habitat, and nowhere this is more dramatic than in insular habitats. Yet land-cover change is a complex phenomenon that not only involves habitat destruction but also forest recovery over different time scales.
Since 1997, the agricultural leases on Native land, issued under the 1976 Agricultural and Landlord Tenants Act (ALTA), began to expire.
Calibration and validation of soil moisture satellite products requires data records of large spatial and temporal extent and for diverse land cover types. Obtaining this data, especially for forests, can be challenging.
The paper presents an application of the new version of the 'Decision Support for Irrigatedagriculture' DSIrr designed to integrate water and agricultural policy analysis and to supportparticipatory decision process.
Many studies on the impact of biofuels on greenhouse gas emissions do not consider indirect land-use change and land use avoided because of co-products utilization.
For mixed cereal-livestock farmers, cereal production provides a bundle of goods.Grain is consumed by the household or sold at market, and crop residues are used aslivestock feed.
In this study, we investigate changes in ecosystem structure that occur over a gradient of land-degradation in the southwestern USA, where shrubs are encroaching into native grassland.
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