A geographical information system containing details of household water use and sanitation in the villages was built using data obtained by a global positioning system survey.

采用全球定位系统调查获得的数据，建立一个地理信息系统，包含村庄中家庭用水和卫生用水的详细情况。

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They range from protection of the environment and global warming to fair pricing of water services and equitable distribution of water for irrigation, industry and household use.

它们涉及的领域从环境保护、全球变暖到水服务的公平定价以及灌溉、工业和家庭用水的公平分配。

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Collecting water for household use in drought-prone desert state of Rajasthan southwest of New Delhi can be an arduous, time-consuming, and sometimes thankless task.

位于新德里西南的拉贾斯坦邦位旱灾频发，为该邦居民送水是一项费力、耗时而且有时是不讨好的工作。

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What WaterSmart provides is a report that shows each household its water use and how it stacks up against its neighbors.

FORBES: A Startup's Bid To Use Data To Cut Water Use

Average rainfall in Kent is 25% less than at the turn of the last century, while at the same time the county's population and each household's water use has increased.

BBC: NEWS | UK | England | Meter warning in water shortage

On average, what is the approximate daily water use of each household?

CNN: Hey Earthling, it's Earth Day; time for a quiz