Construction materials (natural stone, sand, gravel, limestone): 40% Fossil fuels (oil, gas, coal, lignite): 25% Biomass (forestry products, agricultural products): 25% Industrial minerals (salt, sand, potash, clay) and metals (iron, zinc, aluminium): 9%
Baustoffe (Naturstein, Sand, Kies, Kalk): 40% fossile Brennstoffe (Erdöl, Erdgas, Steinkohle, Braunkohle): 25% Biomasse (forstwirtschaftliche und landwirtschaftliche Erzeugnisse): 25% Industrieminerale (Salz, Sand, Kaliumchlorid, Ton) und Metalle (Eisen, Zink, Aluminium): 9%