We're witnessing the comeback of a small river and an entire landscape. For decades the Emscher in the Ruhr District was the most polluted river in Europe. Now it's being returned from an industrial sewer to a natural river system. With the help of wastewater treatment plants, liberated riverbeds, and returning animal species, a unique natural region is blossoming, one with a very distinct industrial heritage
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Title from resource description page (viewed September 28, 2023)
