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Glaciologist Neal Young said he was not aware of such a large iceberg being found in the area since the days when 19th century clipper ships sailed the trade routes between Britain and Australia.
When I compared the same winter dates in both 1980 and 2008 I couldn't believe how much ice there is now! There is even more this year, though they do explain that several dates in 2009 are missing data because of some faulty sensors out in the ocean. Still, the trend is simply amazing.
Originally posted by Waldy
When I compared the same winter dates in both 1980 and 2008 I couldn't believe how much ice there is now! There is even more this year, though they do explain that several dates in 2009 are missing data because of some faulty sensors out in the ocean. Still, the trend is simply amazing.
Are you joking, anyone can see that there is A LOT less ice now than in 1980.
Originally posted by Waldy
This graph shows that there is on average 1 MILLION square-kilometers less sea ice coverage now than it was back in 1980. Thats almost TWICE the size of France.
Originally posted by heyo
That's interesting. The antarctic graph shows it increasing by about the same amount.
Originally posted by Animal
Originally posted by heyo
That's interesting. The antarctic graph shows it increasing by about the same amount.
Northern Ice area has decreased from 5.5 million sq/mi in 1979 to 3.5 million sq/mi today. A decrease of about 2 million sq/mi. Link
In the south the difference is 2 million sq/mi in 1979 and 1.75 million sq/mi today. Link
This is an additional loss of .25 million sq/mi (approximately).
Originally posted by downisreallyup
reply to post by lpowell0627
No, not at all, for if that were the case, how is it they saw huge ice sheets like this in the 19th century when the earth was MUCH colder?
If you look at the google earth pictures of Antarctica, you will see where that ice sheet came from, and the reason that ice sheets "CALVE" off like that is because as the ice grows out into the ocean it can't stay connected and it snaps.
Those ice sheets are extremely thick and they break because there is TOO much ice, not too little. I lived in Alaska for 7 years and even walked on glaciers, so I have a bit of experience with big ice sheets. Plus, down here in New Zealand we spend lots of time looking into the science behind these things for obvious reasons - big ice sheets make great tourist sites!