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Biodiversity, land degradation and poverty alleviation in dry and sub-humid lands
Drylands occupy 41% of the earth's land area and are home to more than 2 billion people. Some 50% of the world's poor live in the drylands. Water scarcity limits the production of crops, forage, wood, and other ecosystem services.
Community-based Watershed Research in the Terraced Mountains of Yemen
The threat that the degradation of terraces in the highlands of Yemen poses to the livelihood of rural households and to national economic development has been widely recognized. The aim of this study was to contribute to ...