11.   This logic is behind efforts to get state legislatures to crack down on mercury pollution, especially by automakers.

12.   Asks a federal appeals court to uphold Clinton-era plan to regulate mercury pollution from coal-burning power plants.

13.   Asks federal appeals court to uphold Clinton-era plan to regulate mercury pollution from coal-burning power plants.

14.   Birds help scientists document mercury pollution on remote island.

15.   Morman said mercury pollution by Midwestern utilities probably will increase because deregulation will prompt them to generate higher levels of electricity.

16.   Off-shore mercury pollution forms plumes only around the platforms.

17.   The Bush administration is asking a federal appeals court to uphold a Clinton-era plan to regulate mercury pollution from coal-burning power plants.