海河干流主要污染物变化趋势研究

Research on Major Pollutants Trend of Haihe Main River

本文以海河干流为研究对象,通过现状监测与历史数据收集相结合的手段,分析了海河干流COD、总磷、总氮、石油类等主要污染物的时空变化趋势,总结了主要污染物在不同水期、不同断面的污染特征和变化规律,阐述了各类污染物变化趋势与海河干流周边区域经济发展的联系,为天津地区经济发展和环境保护提供了指导依据。这种现状调查结合历史数据分析的研究思路增加了研究的准确性,为开展其他生态环境要素变化趋势分析提供了参考依据。

Haihe main river has been taken as the main research object in this article. It analyzed the trend major pollutants in Haihe main river,which included COD,TP,TN and oil,etc. It concluded that the pollution characteristics and variation of major pollutants in different water period and sections,described the linkages between the trend of various pollutants and economic development of Haihe river surrounding region,and provided a practical basis for sustainable development and environmental protection of Tianjin as well carrying on the trend research of other ecological elements.