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uk.sci.weather (UK Weather) (uk.sci.weather) For the discussion of daily weather events, chiefly affecting the UK and adjacent parts of Europe, both past and predicted. The discussion is open to all, but contributions on a practical scientific level are encouraged. |
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#1
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One site I regularly visit is that of Alastair McDonald. He has a page
(based on a NOAA site) that allows a comparison between now and four/eight years ago, though other dates may be entered. This summer is showing a very marked decline since four years ago, with virtually no ice on the coasts of Siberia. Here is the page: http://www.abmcdonald.freeserve.co.uk/north.htm -- Mike Tullett - Coleraine 55.13°N 6.69°W posted 20/07/2007 09:12:11 GMT |
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On Jul 20, 10:12 am, Mike Tullett
wrote: One site I regularly visit is that of Alastair McDonald. He has a page (based on a NOAA site) that allows a comparison between now and four/eight years ago, though other dates may be entered. This summer is showing a very marked decline since four years ago, with virtually no ice on the coasts of Siberia. Here is the page: http://www.abmcdonald.freeserve.co.uk/north.htm -- Mike Tullett - Coleraine 55.13°N 6.69°W posted 20/07/2007 09:12:11 GMT Interesting site - I'll add that to my favourites. The decline is quite marked but there seems little difference in the maxima (Feb/Mar). This would seem to indicate that the ice is shallower. Tudor Hughes, Warlingham, Surrey. |
#3
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On Fri, 20 Jul 2007 08:56:09 -0700, Tudor Hughes wrote in
oups.com http://www.abmcdonald.freeserve.co.uk/north.htm Interesting site - I'll add that to my favourites. The decline is quite marked but there seems little difference in the maxima (Feb/Mar). This would seem to indicate that the ice is shallower. I returned to this site again today and the melting in less than two weeks is amazing. You are quite right in suggesting the ice is thinner. The colours clearly indicate that. Anyone doubting the existence of GW will surely be convinced by this. -- Mike Tullett - Coleraine 55.13°N 6.69°W posted 31/07/2007 21:47:45 GMT |
#4
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On 31 Jul, 22:47, Mike Tullett
wrote: On Fri, 20 Jul 2007 08:56:09 -0700, Tudor Hughes wrote in oups.com http://www.abmcdonald.freeserve.co.uk/north.htm Interesting site - I'll add that to my favourites. The decline is quite marked but there seems little difference in the maxima (Feb/Mar). This would seem to indicate that the ice is shallower. I returned to this site again today and the melting in less than two weeks is amazing. You are quite right in suggesting the ice is thinner. The colours clearly indicate that. Anyone doubting the existence of GW will surely be convinced by this. -- Mike Tullett - Coleraine 55.13°N 6.69°W posted 31/07/2007 21:47:45 GMT One thing I thought interesting was the 'increase' of ice down the eastern side of Greenland. My personal explanation for this is that it must be due to the position of the jet stream for most of this summer. Normally the jet would take Atlantic depressions up there when, as we all know, it has stayed south allowing a large pool of cold air to sit in the region much of this summer. |
#5
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Mike Tullett wrote:
On Fri, 20 Jul 2007 08:56:09 -0700, Tudor Hughes wrote in oups.com http://www.abmcdonald.freeserve.co.uk/north.htm Interesting site - I'll add that to my favourites. The decline is quite marked but there seems little difference in the maxima (Feb/Mar). This would seem to indicate that the ice is shallower. I returned to this site again today and the melting in less than two weeks is amazing. You are quite right in suggesting the ice is thinner. The colours clearly indicate that. Anyone doubting the existence of GW will surely be convinced by this. Never underestimate the ability of GW-doubters to deny all evidence. The following site shows that the decline is occurring in maxima as well as minima. It's also accelerating. http://arctic.atmos.uiuc.edu/cryosph...rrent.anom.jpg -- Graham P Davis Bracknell, Berks., UK Send e-mails to "newsman" as mails to "newsboy" are ignored. |
#6
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"Pete L" wrote in message
oups.com... On 31 Jul, 22:47, Mike Tullett wrote: On Fri, 20 Jul 2007 08:56:09 -0700, Tudor Hughes wrote in oups.com http://www.abmcdonald.freeserve.co.uk/north.htm Interesting site - I'll add that to my favourites. The decline is quite marked but there seems little difference in the maxima (Feb/Mar). This would seem to indicate that the ice is shallower. I returned to this site again today and the melting in less than two weeks is amazing. You are quite right in suggesting the ice is thinner. The colours clearly indicate that. Anyone doubting the existence of GW will surely be convinced by this. -- Mike Tullett - Coleraine 55.13°N 6.69°W posted 31/07/2007 21:47:45 GMT : One thing I thought interesting was the 'increase' of ice down the : eastern side of Greenland. My personal explanation for this is that it : must be due to the position of the jet stream for most of this summer. : Normally the jet would take Atlantic depressions up there when, as we : all know, it has stayed south allowing a large pool of cold air to sit : in the region much of this summer. It certainly fits in with the mean monthly sea-level pressure pattern which shows high pressure in the Greenland/Iceland region, and a positive anomaly centre of +5mbar over eastern Greenland. (I'll provide a link in my synoptic review when I've uploaded the relevant pages). Philip |
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On Wed, 1 Aug 2007 09:52:34 +0100, Philip Eden wrote in
I returned to this site again today and the melting in less than two weeks is amazing. You are quite right in suggesting the ice is thinner. The colours clearly indicate that. Anyone doubting the existence of GW will surely be convinced by this. : One thing I thought interesting was the 'increase' of ice down the : eastern side of Greenland. My personal explanation for this is that it : must be due to the position of the jet stream for most of this summer. : Normally the jet would take Atlantic depressions up there when, as we : all know, it has stayed south allowing a large pool of cold air to sit : in the region much of this summer. It certainly fits in with the mean monthly sea-level pressure pattern which shows high pressure in the Greenland/Iceland region, and a positive anomaly centre of +5mbar over eastern Greenland. (I'll provide a link in my synoptic review when I've uploaded the relevant pages). The ice east of Greenland is fed by ice from the Arctic Ocean moving SW in the Greenland Current. Maybe that has been assisted by more northerlies (or fewer SWlies) east of Greenland, associated with the anomaly you refer to? grr why do I keep typing Artic when I mean Arctic:-) -- Mike Tullett - Coleraine 55.13°N 6.69°W posted 01/08/2007 09:26:11 GMT |
#8
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On 20 Jul, 10:12, Mike Tullett
wrote: One site I regularly visit is that of Alastair McDonald. He has a page (based on a NOAA site) that allows a comparison between now and four/eight years ago, though other dates may be entered. This summer is showing a very marked decline since four years ago, with virtually no ice on the coasts of Siberia. Here is the page: http://www.abmcdonald.freeserve.co.uk/north.htm -- Mike Tullett - Coleraine 55.13°N 6.69°W posted 20/07/2007 09:12:11 GMT Isn't the ice being melted from below - by a warming Atlantic Ocean feeding energy into the Arctic Ocean? |
#9
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"Mike Tullett" wrote:
On Wed, 1 Aug 2007 09:52:34 +0100, Philip Eden wrote : I returned to this site again today and the melting in less than two weeks is amazing. You are quite right in suggesting the ice is thinner. The colours clearly indicate that. Anyone doubting the existence of GW will surely be convinced by this. : One thing I thought interesting was the 'increase' of ice down the : eastern side of Greenland. My personal explanation for this is that it : must be due to the position of the jet stream for most of this summer. : Normally the jet would take Atlantic depressions up there when, as we : all know, it has stayed south allowing a large pool of cold air to sit : in the region much of this summer. It certainly fits in with the mean monthly sea-level pressure pattern which shows high pressure in the Greenland/Iceland region, and a positive anomaly centre of +5mbar over eastern Greenland. (I'll provide a link in my synoptic review when I've uploaded the relevant pages). The ice east of Greenland is fed by ice from the Arctic Ocean moving SW in the Greenland Current. Maybe that has been assisted by more northerlies (or fewer SWlies) east of Greenland, associated with the anomaly you refer to? Charts for July, June, and May/Jun/Jul, all now available at http://www.climate-uk.com/monpre/0707.htm http://www.climate-uk.com/monpre/0706.htm http://www.climate-uk.com/monpre/07QQ.htm Philip |
#10
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On Aug 1, 6:14 pm, Scott W wrote:
Isn't the ice being melted from below - by a warming Atlantic Ocean feeding energy into the Arctic Ocean? No. There is only one layer of ocean. Any further questions from you along this line, will get the thought police out in vans. YOU HAVE BEEN WARNED. |
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