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.