Foto de stock - bottrop,north rhine-westphalia,germany - renatured boye,the tributary of the emscher,has been redesigned to a near-natural body of water,flood protection through newly designed flooding areas,the boye is now free of sewage after the construction of a parallel sewer,belongs to the emscher river system and therefore part of the emscher conversion,was previously an open,above-ground wastewater sewer,mixed water sewer with surface water and sewage.

Imagen: bottrop, north rhine-westphalia, germany - renatured boye, the tributary of the emscher, has been redesigned to a near-natural body of water.

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