Kebin Zhang

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Forest resources play a critical role in supporting the livelihood of poor people worldwide, particularly in meeting daily subsistence needs. It should be managed sustainably. Conventional forest management has alienated local communities from participating in forest conservation and protection in Ethiopia, which has led to illegal and unsustainable(More)
Ulmus pumila tree-dominated temperate savanna, which is distributed widely throughout the forest-steppe ecotone on the Mongolian Plateau, is a relatively stable woody-herbaceous complex ecosystem in northern China. Relatively more attention has been paid to the degradation of typical steppe areas, whereas less focus has been placed on the succession of this(More)
Vegetation monitoring based on remote sensing technique is very important for the policy making of ecological restoration. Two CBERS images of Yanchi County, Ningxia Hui Autonomous Region of China, accepted in August 23, 2002 and September 5, 2006 respectively, were selected for this study. Based on two components sub-pixel model, the vegetation coverage of(More)
Many payment for ecosystem services (PES) programs, such as the Slope Land Conversion Program (SLCP), are passive and require full participation by impacted households. In contrast, this study considers the alternative of "active and incomplete" participation in PES programs, in which participants are not obliged to contract their own land, and have the(More)
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