This paper reviews nine of the best-known strategies for eliminatine and reducing substances in the category known as "persistent bioaccumulative toxic substances" (PBTSs). The nine strategies are as follows: 1) Ontario's Candidate Substances List for Bans and Phase-outs (1992), 2) Canada's ARET Program (1994), 3) Canada's Toxic Substances Management Policy (1995), 4) the Commission for Environ...