The world's first "eco-industrial park," located in Denmark, brings together several companies including an oil refinery, a coal fired power station, a pharmaceuticals factory, a sulfuric acid plant and a cement factory. In order to reduce costs and increase profits they are chained together in an industrial ecosystem which uses energy and resources efficiently, thereby improving the environment.
位於丹麥的世界第一座「生態化產業園區」，就是煉油廠、燃煤火力發電廠、製藥化學工廠、硫酸製造廠及水泥廠等幾家公司，為了節省成本、增加利潤，而串連起來達到資源與能源有效利用、改善環境的生態系。