The report, drawn up by the world Commission on Water for the 21st Century, says three billion of the world's most deprived people live in squalor and misery without access to proper sanitation.
这份报告是21世纪水资源组织发出的，在报告中说有三十亿最贫穷的人口得不到必要的卫生保证。
Drought conditions during most of the 21st century have forced water managers to plan for a day when the region's vast system of DAMS and reservoirs no longer have enough water to store.
21世纪大部分时间都是干旱条件的状况迫使水资源的管理者开始计划当该地区庞大的水坝和水库系统没有足够的水去储存时的打算。
A check on Shanghai's water quality targets, the quality targets for the first decade of the 21st century and measures to realize these targets are reported.
介绍上海市自来水水质目标考核情况、21世纪头十年的水质目标及实现对策。
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