Figure 6. A schematic diagram of the industrial ecopark located in Kalundborg, Denmark. The figure shows the industrial
concerns that occupy the park, the materials and energy flows between them, and the nature and fate of outgoing material
and energy streams. After Allenby, B.R. and Graedel, T.E., 1994, Defining the Environmentally Responsible Facility, AT&T,
Murray Hill, NJ.