News articles tagged with 'Arctic'
Cave study links climate change to California droughts
— 11 Nov 2009 12:23 | EnvironmentCalifornia experienced centuries-long droughts in the past 20,000 years that coincided with the thawing of ice caps in the Arctic, according to a new study by UC Davis doctoral student... — full story
Tackling new Arctic challenges from space
— 6 Nov 2009 12:18 | EnvironmentInternational scientists, researchers and decision makers met at the 'Space and the Arctic workshop' to identify the needs and challenges of working and living in the rapidly changing... — full story
Arctic sediments show that 20th century warming is unlike natural variation
— 26 Oct 2009 16:50 | EnvironmentThe possibility that climate change might simply be a natural variation like others that have occurred throughout geologic time is dimming, according to evidence in a Proceedings of... — full story
Arctic lake sediments show warming, unique ecological changes in recent decades
— 20 Oct 2009 10:58 | EnvironmentAn analysis of sediment cores indicates that biological and chemical changes occurring at a remote Arctic lake are unprecedented over the past 200,000 years and likely are the result... — full story
Arctic now traps 25 percent of world's carbon - but that could change
— 16 Oct 2009 09:25 | EnvironmentThe arctic could potentially alter the Earth's climate by becoming a possible source of global atmospheric carbon dioxide. The arctic now traps or absorbs up to 25 percent of this gas... — full story
Rapid ice loss found in survey supports trend to summer ice free Arctic within decade
— 15 Oct 2009 09:57 | EnvironmentNew data, released today by the Catlin Arctic Survey and WWF, provides further evidence of thinning Arctic Ocean sea ice, supporting the emerging thinking that the Ocean will be largely... — full story
Arctic land and seas account for up to 25 percent of world's carbon sink
— 15 Oct 2009 09:51 | EnvironmentIn a new study in the journal Ecological Monographs, ecologists estimate that Arctic lands and oceans are responsible for up to 25 percent of the global net sink of atmospheric carbon... — full story
Arctic sea ice recovers slightly in 2009, remains on downward trend
— 7 Oct 2009 14:11 | EnvironmentDespite a slight recovery in summer Arctic sea ice in 2009 from record-setting low years in 2007 and 2008, the sea ice extent remains significantly below previous years and remains... — full story
Scientists find high numbers of heat-loving bacteria in cold Arctic Ocean
— 18 Sep 2009 12:29 | BiologyA team of scientists led by U of C grad Casey Hubert has detected high numbers of heat loving, or thermophilic, bacteria in subzero sediments in the Arctic Ocean off the Norwegian island... — full story
Arctic sea ice reaches minimum extent for 2009, third lowest ever recorded
— 18 Sep 2009 12:24 | EnvironmentThe Arctic sea ice cover appears to have reached its minimum extent for the year, the third-lowest recorded since satellites began measuring sea ice extent in 1979, according to the... — full story