A new species of giant crayfish literally crawled out from under a rock in Tennessee, proving that large new species of animals can be found in highly populated and well-explored places, researchers said on Wednesday. The new crayfish should not have been easily overlooked, as it is huge -- twice the size of other species, the team at the University of Illinois at Urbana-Champaign and Eastern Kentucky University said.
Last year tied for the hottest year on record, confirming a long-term warming trend which will continue unless greenhouse gas emissions are cut, the World Meteorological Organization (WMO) said on Thursday.
The United Nations is likely to hold two extra meetings to discuss climate change in 2011 as the deadline to meet targets of Kyoto Protocol fast approaches in end-2012, a top United Nations official said on Wednesday.
Last year tied for the hottest year on record, confirming a long-term warming trend, the World Meteorological Organization (WMO) said on Thursday, and future warming depended on action to cut greenhouse gas emissions.
Climate change seems a factor in the rise and fall of the Roman empire, according to a study of ancient tree growth that urges greater awareness of the risks of global warming in the 21st century.
Last year tied with 2005 as the warmest year on record for global surface temperature, US government scientists said in a report on Wednesday that offered the latest data on climate change.
Tropical cyclones are expected to cause more damage in the United States and Asia but it could be more than a century before insurers can point to climate change as a factor in losses from storms, scientists say.
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