Controversial exhibition exposes China's drinking-water problem

While parts of southern China struggle with torrential rain, its parched north is facing a looming water crisis.

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China has 20 per cent of the world's population but only 7 per cent of its water resources.

In Beijing, a controversial exhibition featuring foul water from a northern Chinese town has prompted discussion about water pollution in rural China, with the problem of contaminated water exacerbating water shortages in the north.