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作 者:陈静[1] 孔德平[1] 范亦农[1] 赵琳娜[1] 李杰[1] 杨发昌[1]
出 处:《环境科学与技术》2012年第6期157-160,179,共5页Environmental Science & Technology
基 金:国家科技部国家水体污染控制与治理科技重大专项:滇池项目第五课题第四子课题"受损湖泊湖滨带基底修复和生态建设关键技术及工程示范"项目(2008ZX07102-005-04)
摘 要:1970年滇池实施了规模浩大的围海造田工程,使滇池湿地面积减少约23.8 km2,使湖滨带原有的天然湿地大量消失,水生动植物栖息地不复存在,1980-1990年间,滇池环湖修建防浪堤113 km,使湖滨带生境条件进一步急剧恶化,彻底切断了湖泊水体生态系统和陆地生态系统的连续性,消落带消失,湖滨带湿生、挺水和沉水等大型水生植物难以生存,湖泊生态系统遭到重创,对湖泊生态系统带来极其不利的负面影响,文章重点分析了滇池湖滨陡岸带防浪堤处置及基底修复对湖滨带生态修复的重要作用及技术研究,为受损湖泊湖滨带生态修复创造良好的生境条件提供借鉴。Habitat of natural wetland in the lakeshore of Dianchi Lake has been jeopardized since the 'land-reclamation from the lake' during the 1970s, which was followed by the building of breakwater structures encircling the lake causing further deterioration of lakeshore ecological environment. In this paper, description of the aquatic-plant habitat destruction due to these human activities was made, necessities of proper disposal of breakwater and remediation of the substrata were stressed and technologies related for different areas of the lakeshore were suggested. Some of the projects completed were introduced, which provided a good example for ecological restoration of the lake.
分 类 号:X171.4[环境科学与工程—环境科学]
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