POPs Toolkit Glossary

N

Net Present Value (NPV)Valuation method to value stocks of natural resources. It is obtained discounting future flows of economic benefits to the present period.
Non-CarcinogenAn agent that does not cause cancer. Also see: Threshold Substance.
Non-Genotoxic CarcinogenAn agent that causes cancer but does not damage DNA.
Non-occupational exposureEnvironmental exposure outside the workplace to substances that are otherwise associated with particular work environments and/or activities and processes that occur there.
Hatfield Consultants The World Bank funded by the Canadian POPs Trust Fund through the      
Canadian International Development Agency
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