11.   It would revitalize the GHR Foundry, a formerly polluted downtown industrial site, and address the shortage of skilled workers in the trade.

12.   It would provide grants to cities and tax incentives to businesses that purchase, clean up and redevelop polluted former industrial sites.

13.   Norton did, however, force the federal government to clean up polluted sites at military bases.

14.   One of the final sticking points in the negotiations dealt with whether municipalities that acquire and clean up polluted sites should be liable for lawsuits relating to that pollution.

15.   She noted that the estimate included only costs arising from the most polluted sites that are part of the federal Superfund cleanup law.

16.   That means the EPA goes after the owners or operators of a polluted site.

17.   That might require introducing the bacteria themselves at a polluted site, or providing nutrients that they need.

18.   The bill would determine the level of cleanliness for a polluted site depending on how the site would be used.

19.   The Hazard Ranking System yields the highest scores for a polluted site when a toxic substance such as mercury has the potential to enter the human food chain.

20.   The president had just returned from a day trip to Pennsylvania where he spoke about environmental issues and signed legislation to clean up thousands of polluted industrial sites.