. "Appendix D Glossary." Nature's Numbers: Expanding the National Economic Accounts to Include the Environment. Washington, DC: The National Academies Press, 1999.
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raw materials into intermediate and final products, the consumption of final products, and other human activities. Residuals recycled or reused at the place of generation are excluded.
Water conservation:
Preservation, control, and development of water resources, both surface and groundwater, and prevention of pollution.
Water quality index:
Weighted average of selected ambient concentrations of pollutants, usually linked to water quality classes.
