This discovery forced city officials to use nearby Lake Houston and Lake Conroe for municipal water instead of the aquifer.
这项发现迫使城市官方用邻近的休斯顿湖和康罗湖代替含水土层，成为该市主要水源。
Farmers use about three-quarters of the world's water; industry USES less than a fifth and domestic or municipal use accounts for a mere tenth.
全球可用的水量中，农夫用掉四分之三，工业用不到五分之一，家庭和都市用水不到十分之一。
Municipal leaders are well-positioned to influence land use, building standards, water and sanitation systems, and the enactment and enforcement of health-promoting legislation.
市政领导可以改进土地使用、建筑标准、用水和卫生系统，制定并实施保健法规。
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