[Catherine] Bowes and the report authors called on federal government to mandate coal-powered power stations — a major source of mercury in the environment — to install mercury filtration devices. "Our federal government is not doing enough," says Bowes. In US states where these measures have been introduced, for example Florida, Wisconsin, New Hampshire and Massachusetts, mercury levels in wildlife dropped dramatically: in just a few years, rather than the predicted decades.
We should also make sure that fluorescent light are recycled, and that it is easy to do so. They generally release less mercury in the environment than incandescent (see this), but it is not a reason to send them to landfills. The best way to do things would probably to pay people for bringing back the fluorescents, like with beer bottles. ::Mercury survey highlights contamination (paid registration required)