Tom Scott: Amazing Places

The Pumps That Must Run Forever, Or Part Of Germany Floods (2020x10)

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The Ruhr Valley, in north-west Germany, is an industrial coal-mining area. And because of that kilometre-deep mining, parts of it have sunk, the drainage patterns have changed: and now, if the pumps of Emschergenossenschaft ever stop, quite a few towns and cities will end up flooded.