This article presents a pretty good summary of the issues covered and not covered by the Minamata Convention that was agreed upon here in October:
http://phys.org/news/2013-01-mercury-treaty-geneva-countries.html#inlRlv
Groundbreaking mercury treaty adopted by 140 countries (Update)
More than 140 countries agreed Saturday on a ground-breaking treaty to rein in the use and emission of health-hazardous mercury, the UN said, but environmental activists lamented it did not go far enough.