To fairly divide the climate change fight between rich and poor, a new study suggests basing targets for emission cuts on the number of wealthy people, who are also the biggest greenhouse gas emitters, in a country.

The U.S. Energy Department on Thursday offered loan guarantees worth $59 million to two renewable energy companies as the agency tries to quickly boost green energy production with a windfall of funding from the economic stimulus package.

The climate bill that the U.S. House of Representatives passed on Friday contains several elements that could begin to push the energy industry away from fossil fuels and toward renewable energy.

Landmark legislation to curb U.S. greenhouse-gas emissions was approved by the House of Representatives in a close vote late Friday, securing an initial victory for a cornerstone of President Barack Obama's agenda.

American politicians, from both parties, insist that they want to combat global warming and reduce this country

Major economies including the United States and China are considering setting a goal of halving world greenhouse gas emissions by 2050 when they hold a summit in Italy next month, a draft document showed.

Markus O. H