21.   The United States Tuna Foundation urged Congress to get off the dime on the issue of curbing mercury emissions.

22.   Buchsbaum said the plants should cut their mercury emissions, with an eye on eliminating them, by turning to cleaner energy sources such as natural gas.

23.   Miller said ComEd is cooperating with the EPA studies on mercury emissions.

24.   The EPA has long regulated mercury emissions from incinerators and other sources but not from power plants.

25.   The findings are expected to ease the way for the EPA to develop new regulations requiring a reduction of mercury emissions from coal-burning power plants.