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三江源地区是青藏高原的腹心地带,是高原生态系统的典型,具有重要的生态服务功能。采用压力——状态——响应模式,利用遥感、气象观测、统计年鉴等数据来源,选取20个指标,对三江源地区生态安全进行评价。 更多还原

【Abstract】 As the central region of Qingzang plateau,Sanjiangyuan district is the typical plateau ecological system with functions importantly in terms of ecology.By adopting the mode of pressure-state-response and the data from remote sensing,meteorology observation and the statistical year book,20 targets are selected and the ecological safety of Sanjiangyuan district is evaluated. 更多还原