activities to address and regulate POPs, which are noted for their persistence and bioaccumulative characteristics, as well as their semi-volatility; the Stockholm Convention on POPs seeks to to protect human health and the environment from these chemicals, which include first generation organochlorine insecticides such as dieldrin, DDT, toxaphene and chlordane as well as industrial chemical products or byproducts such as polychlorinated biphenyls (PCBs).