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UN warns most will live downstream of ageing large dams by 2050

World news | The Guardian

Global study calls on governments to step up maintenance efforts to prevent failures, overtopping or leaks

By 2050 most people will live downstream of a large dam built in the 20th century, many of which are approaching the limits of the useful lifetime they were designed for, according to global research.

To avoid the potential for dam failures, overtopping or leaks, the dams will require increasing maintenance, and some may have to be taken out of service. Many governments have not prepared for these needs, warn the authors of a new study by the United Nations University.

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January 22nd 2021, 11:12 am
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