The North Atlantic Oscillation (NAO) is the most important type of climatic variability in the northern hemisphere. It controls the strength of westerly winds between the "Azores high"' and the "Icelandic low" that bring ...
Earth Sciences
Aug 9, 2013
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Weather forecasters have a tougher job predicting winter conditions over Europe in some years over others, concludes a new study carried out by the National Oceanography Centre.
Earth Sciences
May 15, 2013
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How well are the most important climate models able to predict the weather conditions for the coming year or even the next decade? The Potsdam scientists Dr. Dörthe Handorf and Prof. Dr. Klaus Dethloff from the Alfred Wegener ...
Earth Sciences
Dec 6, 2012
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(Phys.org)—The western half of the continental U.S. and central and northern Alaska could be in for a warmer-than-average winter, while most of Florida might be colder-than-normal December through February, according to ...
Earth Sciences
Oct 19, 2012
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Differences in air pressure over the North Atlantic have meant that the last two winters in Gothenburg, Sweden, have been extremely cold. This has led to the air in Gothenburg being more polluted with nitrogen oxides than ...
Environment
Feb 22, 2011
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Scientists have found evidence of a "drastic" shift since the 1970s in north Atlantic Ocean currents that usually influence weather in the northern hemisphere, Swiss researchers said on Tuesday.
Earth Sciences
Jan 4, 2011
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The memory of last winter's blizzards may be fading in this summer's searing heat, but scientists studying them have detected a perfect storm of converging weather patterns that had little relation to climate change. The ...
Earth Sciences
Jul 26, 2010
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Intervals of regional warmth and cold in the past are linked to the El Niño phenomenon and the so-called "North Atlantic Oscillation" in the Northern hemisphere's jet stream, according to a team of climate scientists. These ...
Earth Sciences
Nov 26, 2009
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About half of 36 fish stocks in the Northwest Atlantic Ocean, many of them commercially valuable species, have been shifting northward over the last four decades, with some stocks nearly disappearing from U.S. waters as they ...
Ecology
Nov 2, 2009
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(PhysOrg.com) -- In the April 3rd edition of Science a collaborative group of scientists from Switzerland, California and the UK report that medieval climate over Europe was heated by the North Atlantic Oscillation (NAO). ...
Earth Sciences
Apr 3, 2009
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