The river Emscher in Germany’s Ruhr Region has undergone an astonishing transformation. Today, black coal cleans the water – and could become a global game changer.
Chapters:
00:00 From Europe’s Dirtiest River to a Comeback
01:06 Reengineering the Emscher
02:00 The Fourth Stage of Wastewater Treatment
03:22 Activated Carbon: The “Black Gold”
04:37 Closing the Loop: Recycling Carbon
05:40 From Skepticism to Industry Demand
05:52 Cleaner Water, Returning Wildlife
06:57 A Model for the Future of Wastewater
#Coal #Water #DWEnvironment
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