Study on the Ecological Characters of Wetland Degradation and the Wetlands′ Conservation Measures in Daqing City

Based on the application of “3S” techniques, wetland resources survey was made in Daqing City , which is a typical city for its petroleum and natural gas and has a large-scale disturbance of human activities. By data collection in study region, wetland variation characteristics were analyzed. In order to ensure wetland ecosystem to be in health, some main problems must be resolved, such as loss of wetlands, the serious pollution, lack of water sources, weakening of wetland functions and the unwise management. Some ideas were given on utilization and protection of wetlands in the paper: To put wetland protection policy into effect and implement programs of wetland protection; to complete wetland management ; to use water resources reasonably based on the regional hydrologic conditions; to control petroleum pollution strictly and restore polluted wetlands; to establish wetland conservation area; to improve wetland protection technique .