They say rich nations created the problem, so they should take most of the responsibility for reducing greenhouse gases.

VOA: special.2009.12.26

The Global Research Alliance on Agricultural Greenhouse Gases was launched at the United Nations conference on climate change.

VOA: special.2010.01.05

She says that raising animals for food is responsible for the release of more greenhouse gases than all forms of transportation combined.

VOA: special.2009.11.06

But he hopes to raise billions through a system in which businesses that release greenhouse gases would buy and trade pollution permits.

VOA: special.2009.02.27

The U.S.D.A.will share the research with other countries in the Global Research Alliance on Agricultural Greenhouse Gases.

VOA: special.2010.01.05

Building owners say such make-overs are very important to reduce levels of greenhouse gases in New York.

VOA: special.2009.05.22

It asks major polluting countries to voluntarily reduce gases linked to what scientists call the greenhouse effect.

VOA: special.2010.01.19

The voluntary agreement urges major polluters to make deeper cuts in the release of greenhouse gases.

VOA: special.2009.12.26

No-till keeps carbon in the soil and avoids the release of heat-trapping gases from motorized equipment.

VOA: special.2010.09.28

That involves preventing industrial gases from escaping into the atmosphere where they can trap heat.

VOA: special.2009.11.21

Carbon dioxide is one of the gases that may affect the climate by trapping heat.

VOA: special.2009.12.01

Fertilized soil and the burning of crop waste also release harmful gases into the air.

VOA: special.2010.01.05

So it may help cut the production of carbon gases linked to climate change.

VOA: special.2009.10.23

Carbon dioxide is one of the gases that causes the warming of Earth's atmosphere.

VOA: special.2009.05.22