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If these pumps ever stop, part of Germany floods.

Tom Scott · explainer · Watch on YouTube

Civil engineering & constructionGeology & earth scienceEnvironment, agriculture & food systems

What it is

Tom Scott explains how decades of deep coal mining sank parts of Germany's Ruhr Valley and changed its drainage. Pumps run by Emschergenossenschaft must now work permanently to keep towns and cities from flooding.

Why Hacker News recommends it

HN uses it as a well-known example of infrastructure that must run forever to keep an area habitable.

  • 1 people recommended it
  • 1 different months
  • 0 strong recommendations
  • first 2021, last 2026

What HN commenters said

  1. “covered well in Tom Scott videos”

    Pumps that must run forever to keep part of Germany dry

    lordswork, 2022-09 · Recommendation · in “The dictatorship of the articulate”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: pumps, coal mining, subsidence, infrastructure, germany

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