Bekæmpelse af luftforurening, spildevandsbehand­ling, drikkevandsforsyning, jordbeskyttelse, genplantning af skov, bevarelse af kulturarven og forbedring af bymiljøet.
Reduction of atmospheric pollution, water supply and wastewater treatment, soil protection, forestation, safeguarding the cultural heritage and improving the quality of life in urban areas.