1Summarizing Experiences, Defining Target, Enforcing Measures,Safeguarding a Smooth Execution of Flood Control and Drought Relief Work7-112Acting in the Spirit of Conference of the State Flood Control and Drought Relief Headquarters, Striving for New Victories in Flood Control and Drought Relief of the Yellow River11-133Creating New Measures and Countermoves for Pollution Control by Applying Concepts of Circulating Economy14-16,244Studies on Water Resources Allocation, Sustainable Development Strategy of Ecological Environment Improvement in the Northwest Region17-245An Observation of Studies on Water Resources Allocation, Sustainable Development Strategy of Ecological Environment Improvement in the Northwest Region25-256Ecological Construction in the Northwest Region Should Fully Rely on and Employ Natural Elements26-277Water Conservancy Constructions in the Northwest Region Should Turn into "A Wide-range Water Conservancy Construction" from Purely Water Conservancy Engineering Construction27-288An Analysis of Water Resources and Its Trend of Water Supply and Demand in the Northwest Region29-329Natural Environment Evolutions and Its Development Trend in the Northwest Region33-3610Studies on Regional Allocation of Ecological Construction and Ecological Environment Water Demand in the Northwest Region37-39,3611Land Desertization and Water Resources Utilization in the Northwest Region--Establishing a Production-Ecology Safety Guarantee System in the Desert Area40-42,4512Studies on Sustainable Development of Agriculture-Pasture Industries and Water Conservation Strategy in the Northwest Region43-4513Studies on Urban and Water Resources Development in the Northwest Region46-4714Studies on Water Utilization for Mine Resources Development and Countermeasures for Its Sustainable Development in the Northwest Region48-50,5215Studies on Countermeasures for Water Use by Energy Industry in the Northwest Region51-5216Studies on Pollution Control Measures in the Northwest Region53-5417Carrying on Waterworks Construction in the Northwest Region under the Guidance of New Thoughts55-5718Challenges Faced by Ecological Water Demand Study in the Northwest Region57-6019Considerations on Planning Management of South-North Water Transfer Project Construction61-63 