10. Industrial ecology explicitly recognizes the interaction between A. federal and state levels of government B. the EPA and environmental groups C. industrial processes and the natural environment D. contaminated water and air 11. The materials balance model A. shows the connections between economic decision making and nature B. illustrates the importance of balancing raw materials with physical capital C. is relevant only to manufacturing processes D. is unrelated to achieving sustainable development 12. The "cradle to grave" approach to materials and waste management A. involves a linear flow of materials and wastes B. involves a circular flow of materials and wastes C. does not consider industrial waste as part of the materials flow D. releases contaminated water into the municipal water supply. 13. A typical life cycle assessment (LCA) A. has three components B. evaluates all stages of a product or process from raw materials extraction to disposal C. addresses only the environmental risks to human health D. ignores ecological risk