1.   Some scientists have suggested that a rise in the sea temperature could be releasing more mercury.

2.   Analysis of the samples showed that the vents release mercury from sediments containing pure mercury and mercury sulfides.

3.   But because removing fillings can actually release more mercury into the body temporarily, the procedure is more risky for people who feel fine.

4.   The case involves a hazardous waste incinerator that released mercury into the North Tyger River here.

5.   When mercury is released from the smokestacks of coal-burning power plants and other sources, it falls on to the land and water.

6.   When mercury is released from the smokestacks of coal-burning power plants and other sources, it falls on land and water.

7.   In addition, burning and other inadequate disposal of the thermometers can release mercury into streams.

8.   The mercury is released, potentially into ground water, when cars are crushed or burned in recycling.