11.   Allegheny has no nuclear plants of its own and produces most of its power by burning coal.

12.   Burning coal would be irresponsible.

13.   But J.D. Lee did it anyway, walking barefoot on burning coals outside a Chicago hotel.

14.   CPS provides power by burning coal and natural gas in San Antonio, as well as through a nuclear power plant.

15.   Energy efficiency is vital to reducing emissions because carbon dioxide is produced by burning coal, oil and natural gas, the fuels that make modern economies run.

16.   Electricity from the wind represents a growing industry in America, a way of providing additional power without the environmental costs of burning coal or natural gas.

17.   For the past six years, Michael McDermott has chosen burning coals.

18.   Her feet are hopping as if she has stepped on burning coals and her free hand is waving furiously.

19.   It noted that most experts around the world believe the phenomenon is for real, largely caused by atmospheric gases from burning coal and oil.

20.   Meanwhile, environmental rules are rapidly raising the cost of power from burning coal or oil.