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Wirtschaftsbetrieb Mainz (AÖR)
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Floods and floating debris in the winter harbor

From sandbags to mobile solutions and protective walls to dikes and polders: there are many ways to "defend" against flooding. But are they effective? How well do they really protect the riverbanks, the city, and thus all of us? Isn't the fight against the floods ultimately a futile effort?

The attached PDF shows what a 100-year flood would do to Mainz and the surrounding area—with and without protective measures. And even if the whole thing is a bit technical, the difference is impressive.

In detail:

With and without protection: a 100-year flood in MainzPDF-File4,50 MB

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