The City of Riga utilises the methane gas produced in the city’s waste tip to produce electricity and Antwerp uses a refurbished industrial warehouse as showcases sustainable building and demonstration centre for citizens.
Riias kasutatakse elektri tootmiseks linnaprügilas toodetud metaani ning Antwerpenis tutvustatakse renoveeritud laohoones, kuidas säästvalt ehitada ja elada.