Natural gas is considered the cleanest of the fossil fuels, the fuels created by plant and animal remains over millions of years.

VOA: special.2009.10.23

The Great Smoky Mountains National Park was created by local citizens who wanted to protect the area.

VOA: special.2009.09.28

Carbon monoxide gas is created by fuel burning devices because not all of the fuel is burned.

VOA: special.2010.02.02

The film is based on the comic strip that was created by Brad Anderson in the nineteen fifties and still appears in newspapers.

VOA: special.2010.06.14

A moraine is a landform created by all the material carried and left by a glacier.

VOA: special.2010.08.30

Some people say it is the best book ever created by an American writer.

VOA: special.2010.03.21

Others believe the word "chocolate" was created by combining Mayan and Nahuatl words.

VOA: special.2010.02.17

Most new jobs in the United States are created by small businesses.

VOA: special.2009.12.18

ArtBabble was created by the Indianapolis Museum of Art in Indiana.

VOA: special.2009.08.28

Instead,it was created by the action of sulfuric acid.

VOA: special.2009.12.07

As we approached the mountain, the hills and gulleys bore the appearance of having been created by some vast, fierce torrent rushing around the base of the peak, and tearing its way through the loose earth....

VOA: special.2010.04.26

"For every job that's created by the space program, there are jobs that are affected by that.

VOA: standard.2010.03.18

The French prime minister said the crisis was created by an excess of public debt and that it will not be solved by creating even more.

VOA: standard.2009.03.24

"Where's the outrage when the prime minister talks about no tolerance for terror?" "The terror in this region is created by Hezbollah in Lebanon and Hamas in Gaza.

VOA: standard.2009.10.27