永定河门头沟段河道生态需水特征研究OA北大核心CHSSCDCSTPCD
Study on the Characteristics of Ecological Water Demand of the Yongding River in Mentougou
为提高永定河门头沟段的整体生态健康状况,保障河道生态需水量,应对气候变化和人类活动对河流生态系统的影响,研究分析了该区的水文气象要素演变特征及河道生态需水的时间序列动态.根据永定河门头沟段的生态保护目标,采用环境功能设定法整合计算了包括生态基流、水生生物需水、输沙需水、自净需水和水面蒸发需水 5 项河道生态需水量.并通过定量分析气候变化和人类活动对径流的影响来确定河道生态需水的影响因素.结果显示,1980-2020 年研究区域年平均气温呈显著上升…查看全部>>
In order to enhance the ecological health of the Yongding River in Mentougou District,to guarantee the ecologi-cal water demand of the river,and to address the impacts of climate change and human activities on the river ecosystem,the current study analyzed the characteristics of the evolution of hydro-meteorological elements and the time series dynamics of the ecological water demand of the river.In accordance with the ecological protection objectives of the…查看全部>>
孙明珠;张振明
北京林业大学生态与自然保护学院,北京 100083北京林业大学生态与自然保护学院,北京 100083
环境科学
永定河门头沟段河道生态需水趋势分析变化特征
the Yongding River in Mentougou Districtecological water demand in the river channeltrend analysisvariation characteristics
《生态与农村环境学报》 2024 (6)
729-737,9
门头沟区永定河水生态健康评估服务项目(2022HXFWBH-ZZM-02)
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