traf fic systems / natural infrastructure / industrial infrastructure / sustainable and collabora tive infrastructure / it clear that infrastructure / coal-mining region / energy intensive production / wastewater systems / wastewater infrastructure / economic infrastructure / materials industry / renewable energy / chemical / sustainable infrastructure / steel / energy / /
NaturalFeature
Emscher Valley / river Ruhr / /
Organization
Civil society / United Nations / Wuppertal Institut für Klima / /