Issues of land degradation ,eco2reconst ruction ,utilization of water and land resources ,as well as regional development in Northwest Arid Region of China are dealt with. Main degradation types include sandy desertification ,secondary salinization and grassland degradation. As to eco2reconst ruction human being should respect for nature ,to conduc environmental management by measures such as eco2restoration ,natural conservation ,etc. From the point of view of regional development ,more attention should be paid to environmental effect s in regional resources utilization and exploitation ,as well as coordination and overall planning in development between various regions.