But it also leads to a fossil fuel.

VOA: special.2009.10.23

Anyone who uses a device that burns fossil fuel must inspect the equipment carefully to reduce chances of carbon monoxide escaping.

VOA: special.2010.02.02

Paul Sereno said the fossil will be returned to China and put in a museum when the scientists have finished their studies.

VOA: special.2009.10.13

Also in the Mediterranean, a team of census-takers discovered a living fossil.

VOA: special.2010.11.09

The disaster comes as Obama administration attempts to chart a course toward U.S.energy independence and less reliance on fossil fuels.

VOA: standard.2010.05.02

a medium-term phase out of what they call inefficient fossil fuel subsidies, although this would take into account what they call vulnerable groups and their development needs.

VOA: standard.2010.06.27

Leonhardt says a lot depends on the price of traditional fossil fuel.

VOA: standard.2010.02.23

The bill's sponsors say that by putting a price on carbon released into the atmosphere, the measure would help reduce America's reliance on fossil fuels and cut its greenhouse gas emissions.

VOA: standard.2010.06.14

"The cost of solar has been dropping on average about 30 percent a year, where the cost of traditional energies has been going up exponentially because the price of fossil fuels is going up,".

VOA: standard.2009.10.27

"What we've got to do is to make sure that in the year 2041 that we are not stupid enough as a world to go to Antarctica, which is not owned by anybody, and exploit it for fossil fuels."

VOA: standard.2009.12.10