Assessment with Eco-economic Valuation of Sustainable Development of a Regional Ecosystem:A Case Study of Lingwu City, Ningxia Province Assessment of Environmental Capacity and Environmental Impact Assessment in Ejina Oasis Downscaling GCM output to simulate potential change of soil water balance on loess tableland Discussion of Biodiversity Protection Regulation Problems under the Forest Carbon Sequestration Mechanism A Preliminary Survey on Forest Sustainable Cutting Scale constraint and technique frame for environmental impact assessment Ecological suitability assessment and eco-mapping for tourism development in an Eco-sensitive region Evaluation of land resources carrying capacity of development zone based on planning environment impact assessment. An Assessment of Impacts of Land Use on Plant Biodiversity in Xishuangbanna, Southwest China Effects of Land Use Change on Environment in Agro-pastoral Ecotone Based on Ecosystem Services Value:A case study in Taipusi, Inner Mongolia