The World Economic Forum will also discuss global warming, investment in low-carbon forms of energy in developing countries and other issues.

VOA: special.2009.01.23

In two-thousand three, American William Ruddiman first proposed that global warming resulted from human activities thousands of years ago.

VOA: special.2011.04.26

Even opposing scientists say human-influenced global warming has become widely accepted by the scientific community.

VOA: special.2010.01.19

American researcher Patrick Michaels questions the evidence supporting human-influenced global warming.

VOA: special.2010.01.19

but rather a "global survival pact." Maldives is hosting a two-day conference of 11 nations which are most at risk from global warming.

VOA: standard.2009.11.09

Scientists say a 25 to 40 percent cut in carbon-dioxide emissions is needed to control global warming.

VOA: standard.2009.12.09

State-owned media quote the president as saying he is dissatisfied with this month's global-warming summit in Copenhagen, calling it "a lot of hot air."

VOA: standard.2009.12.25

Ban Ki-moon told reporters this conference must be the turning point in global efforts to prevent runaway global warming and usher in a new era of environmentally sustainable growth.

VOA: standard.2009.12.09

But climate change skeptics have seized on the recent theft of thousands of private e-mail messages from computer servers at a British climate research center to cast doubt on whether global warming is as serious as it has been made out to be.

VOA: standard.2009.12.09

The addition of Franken will provide the Democrats with 60 votes in the U.S.Senate, giving President Barack Obama and party leaders a better chance of passing controversial legislation such as health care reform and a cap-and-trade bill aimed at curbing greenhouse gas emissions linked to global warming.

VOA: standard.2009.06.30