生态用水出自《中国水利百科全书》，生态用水是指在特定的时空范围内，维持各类生态系统正常发育与相对稳定所必需消耗的、不作为社会和经济用水的、现存的水资源，包括地表水、地下水和土壤水等。
生态环境用水 eco-environmental water use
The system of ecological water utilization level assessment is complex structure. A model about fuzzy comprehensive evaluation including determined the nanture and fixed quantity indexs is set.
生态用水水平评价系统是复杂多层次结构,本文建立了既有定性指标又有定量指标的模糊综合评价模型。
参考来源 - 生态用水及用水水平评价探讨Eco-environmental water demand is the intrinsic character of ecosystem, and eco-environmental water use is raised from the point of view of water resources allocation.
生态需水是生态系统所固有的特征值,生态用水则是从水资源配置角度提出的概念。
参考来源 - 河流生态需水及生态健康评价研究We studied and calculated the ecological water demand of eight kinds of vegetation through the "principle of water balance”in the region for inland river from 2001 to 2003, in microeconomic.
从微观方面,在2001～2003年的项目区治理的基础上,通过“水量平衡原理”分别计算八种不同植被现状生态用水,对于生态用水研究的发展是一个丰富与创新,在探讨适宜种植的植被及区域生态用水方面对生态需水研究是一次尝试。
参考来源 - 干旱半干旱草原区植被恢复生态用水研究·2,447,543篇论文数据，部分数据来源于NoteExpress
气候变化将带来食品生产，可用水，生态系统以及人类健康，迁移压力，地区不稳定性方面的重大后果。
Climate change will have major consequences for food production, water availability, ecosystems and human health, migration pressures, and regional instability.
提高水的利用效率，可长远保护我们社区和生态系统用水安全。
Water efficiency provides long term water security by making use of the water we already have to sustain our communities and ecosystems.
“水舍”项目从切萨皮克海湾(Chesapeake Bay)生态系统中获得灵感，着重强调暴风雨水的利用，废水处理和节省用水。
WaterShed was inspired by the Chesapeake Bay ecosystem and focuses heavily on managing storm water, treating greywater and minimizing water usage.
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