amager bakke in copenhagen, denmark, known as amager slope or copenhill, combined heat and power waste-to-energy plant with

amager bakke energy plant slope copenhill recreational facility heat power waste municipal solid big bjarke ingels group artificial dry ski run industry environment factory industrial pollution gas electricity fuel steam chimney station sky building production global warming smoke technology ecology construction climate green blue modern copy space horizontal copenhagen denmark combined powerâ waste- -energyâ plant hiking trail climbing wall