City where drought is visible from space
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Chennai, the city where drought is visible from space

17 July 2019 Last updated at 14:36 BST

Millions of people in India's southern city of Chennai are struggling as taps run dry.

Trains and trucks have been bringing water in for residents, but it comes at a cost.

Environmentalists are warning this is a problem which could soon affect many other countries.

Produced by Varun Nayar and Kunal Sehgal.

Report by Rajini Vaidyanathan.