流域生态健康评价是流域水生态功能分区和生态管理的基础,以Web of Science(WOS)和中国知网(CNKI)论文数据库为数据源,通过科学知识图谱工具CiteSpace对国内外流域生态健康评价研究领域进行文献计量分析。结果表明:2个数据库的流域生态...流域生态健康评价是流域水生态功能分区和生态管理的基础,以Web of Science(WOS)和中国知网(CNKI)论文数据库为数据源,通过科学知识图谱工具CiteSpace对国内外流域生态健康评价研究领域进行文献计量分析。结果表明:2个数据库的流域生态健康评价领域发文量呈波动式增长趋势,2005年后CNKI发文量高于WOS发文量;WOS发文量位居前列的国家有澳大利亚、中国、美国和法国等;该领域多学科交叉融合,包含生态学、动物学和植物学等;德国、英国和美国在该领域影响力表现突出,我国影响力较小,且与国际的研究合作较少;研究内容方面,国外集中在评价方法的研究,包括预测模型法、生物完整性法等;且注重流域的生境与栖息地评价,更强调流域生物多样性的保护及生态修复,关注流域生态的永续发展;国内则注重学习国外的评价体系与技术方法,构建适合本土的流域生态健康评价体系,同时3S技术在该领域成为较新的热点,可能在未来成为重要工具。展开更多
This paper discribes the definition of ecosystem health for the water-level flutuation zone of the Three Gorges Region and puts forward an evaluation system involving indicators in three groups: 1) structural indicato...This paper discribes the definition of ecosystem health for the water-level flutuation zone of the Three Gorges Region and puts forward an evaluation system involving indicators in three groups: 1) structural indicators comprise slope, biodiversity, environmental capacity, stability, restoration ability and damage situation; 2) functional indicators including probability of geological hazard, erosion rate, habitat rate, land use intension and days of tourist season; 3) environmental indicatiors made up of population quality, potential intension of human, ground water quality, ambient air quality, wastewater treatment rate, pesticide use rate, fertilizer use rate, environmental management and public participation. In the design of the system, the subject zone is regarded as the type similar to wetland and the impacts of human activities on the zone are attached great importance to.展开更多
文摘流域生态健康评价是流域水生态功能分区和生态管理的基础,以Web of Science(WOS)和中国知网(CNKI)论文数据库为数据源,通过科学知识图谱工具CiteSpace对国内外流域生态健康评价研究领域进行文献计量分析。结果表明:2个数据库的流域生态健康评价领域发文量呈波动式增长趋势,2005年后CNKI发文量高于WOS发文量;WOS发文量位居前列的国家有澳大利亚、中国、美国和法国等;该领域多学科交叉融合,包含生态学、动物学和植物学等;德国、英国和美国在该领域影响力表现突出,我国影响力较小,且与国际的研究合作较少;研究内容方面,国外集中在评价方法的研究,包括预测模型法、生物完整性法等;且注重流域的生境与栖息地评价,更强调流域生物多样性的保护及生态修复,关注流域生态的永续发展;国内则注重学习国外的评价体系与技术方法,构建适合本土的流域生态健康评价体系,同时3S技术在该领域成为较新的热点,可能在未来成为重要工具。
文摘This paper discribes the definition of ecosystem health for the water-level flutuation zone of the Three Gorges Region and puts forward an evaluation system involving indicators in three groups: 1) structural indicators comprise slope, biodiversity, environmental capacity, stability, restoration ability and damage situation; 2) functional indicators including probability of geological hazard, erosion rate, habitat rate, land use intension and days of tourist season; 3) environmental indicatiors made up of population quality, potential intension of human, ground water quality, ambient air quality, wastewater treatment rate, pesticide use rate, fertilizer use rate, environmental management and public participation. In the design of the system, the subject zone is regarded as the type similar to wetland and the impacts of human activities on the zone are attached great importance to.
