Canada-United States Transboundary Particulate Matter Science Assessment

This 2004 document summarizes the findings of the Canada-U.S. subcommittee on Scientific Cooperation concerning the transboundary transport of particulate matter (PM) and PM precursors between the two countries.

See the U.S.-Canada Air Quality Agreement for related information.

• Canada-U.S. Transboundary PM Science Assessment (pdf) (13.13 MB, 2004)