The water demand of ecological environment is classified.

对生态环境需水进行了分类；

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Because of the expanding urban green space and more construction of urban ecological environment, the water demand is increasing.

同时由于城市建设的需要其园林绿地面积不断扩大，其需水量不断增加。

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Experiment shows that with the increment of substituted spontaneous combustion gangue powder for cement, the water demand of gelled material system is increased gradually.

试验结果表明，随着自燃煤矸石粉取代水泥量的增加，胶凝材料体系需水量逐渐增大。

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The discovery could help farmers meet a growing demand for food as water supplies decrease.

VOA: special.2010.01.26

The United Nations General Assembly declared 2013 as the ??United Nations International Year of Water Cooperation?. The objective of this International Year is to raise awareness on the potential for increased cooperation, and on the challenges facing water management in light of the increase in demand for water access, allocation and services.

UNESCO: logo

The protesters from the nearby community of Mareniyoc blame the mining company for a worsening water shortage and demand the firm supply them with drinking water.

BBC: Deadly clash at Peru protest over Barrick gold mine

The issue of water demand also looms large, even if drought conditions ease.

WSJ: Where's the Beef? Less of It in Texas