Last Updated: Wednesday, September 25, 2013, 13:00
During the Archean eon, about 3.8 billion years - 2.5 billion years ago, the Sun was about 20 to 25 percent fainter, and with less sunlight, the oceans may have frozen on Earth.
Last Updated: Wednesday, September 18, 2013, 13:58
International leaders are failing in their fight against global warming, one of the United Nations` top climate officials said.
Last Updated: Tuesday, September 17, 2013, 22:22
Brazil, China, India and South Africa have chided developed nations for not doing enough to curb greenhouse gases and fund efforts to confront climate change.
Last Updated: Wednesday, September 4, 2013, 20:00
Ten years of satellite observations of greenhouse gases have revealed the rise of carbon dioxide in the atmosphere.
Last Updated: Monday, September 2, 2013, 20:11
The effect of greenhouse gases and aerosols on spatial patterns of rainfall change is similar, regardless of their distinct properties, a new study has revealed.
Last Updated: Tuesday, July 30, 2013, 13:37
Astronomers have claimed that it may be easier for a planet to overheat into searing uninhabitable `runaway greenhouse` stage than previously believed.
Last Updated: Monday, July 29, 2013, 16:30
Earthquakes may contribute to global warming by releasing methane, a highly potent greenhouse gas, from the ocean floor, according to a new study.
Last Updated: Sunday, June 23, 2013, 10:46
Earth`s temperature has been rising at the rate of four Hiroshima bombs of heat every second, says climate scientists.
Last Updated: Tuesday, April 23, 2013, 18:49
New test results have provided further evidence that the concentration of atmospheric carbon dioxide and Earth`s surface temperature are inextricably linked.
Last Updated: Saturday, January 26, 2013, 12:51
New findings from a Norwegian project on climate calculations indicate a lowered estimate of probable global temperature increase as a result of human-induced emissions of greenhouse gases.
Last Updated: Tuesday, December 25, 2012, 16:07
Christmas trees are absorbing methane, a super greenhouse gas that they were previously suspected of emitting, scientists claim.
Last Updated: Wednesday, November 21, 2012, 09:35
Concentration level of carbon dioxide, the key global warming pollutant in the atmosphere touched a record high level in the air in 2011, the UN weather agency said Tuesday.
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