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Welsh Science Team - Greenland Glacial Melt Water Quantity At Least Doubles From 2009 To 2010 - BBC

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hatrack Donating Member (1000+ posts) Send PM | Profile | Ignore Wed Dec-29-10 01:07 PM
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Welsh Science Team - Greenland Glacial Melt Water Quantity At Least Doubles From 2009 To 2010 - BBC
A glaciologist is warning that the Greenland ice sheet is "retreating and thinning extensively" after a year of record-breaking high temperatures.

Dr Alun Hubbard on Aberystwyth University says its future is "grim" but disputes claims by other experts that it could collapse within 50 years. He maintains it would be at least 100 to 1,000 years before it "potentially passes any point of no return leading to any widespread collapse".

Dr Hubbard and his team have been analysing the results of a summer-long expedition. His team of 15 from Aberystwyth and Swansea universities spent five months on the ice sheet from the beginning of May. The group camped about 70 miles (112km) up the sheet, and measured the thickness, speed, climate, and other vital statistics using radar, seismic and geophysical equipment.

They found rising temperatures had caused extensive melting in new upper parts of the ice sheet in this "very sensitive polar region of the planet". This has generated at least double the quantity of melt water, compared with 2009, which runs off the ice sheet into the Atlantic and Arctic oceans.

EDIT

http://www.bbc.co.uk/news/uk-wales-mid-wales-11993455
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aquart Donating Member (1000+ posts) Send PM | Profile | Ignore Wed Dec-29-10 01:19 PM
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1. Yah. Coastal cities, buh bye.
And I really, really love New York.
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Systematic Chaos Donating Member (1000+ posts) Send PM | Profile | Ignore Wed Dec-29-10 04:19 PM
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2. Who is he trying to kid?
Dr Alun Hubbard on Aberystwyth University says its future is "grim" but disputes claims by other experts that it could collapse within 50 years. He maintains it would be at least 100 to 1,000 years before it "potentially passes any point of no return leading to any widespread collapse".

Only in our wildest dreams do we even have 50 years, when every year the old predictions are annihilated by newer, grimmer ones. :eyes:
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joshcryer Donating Member (1000+ posts) Send PM | Profile | Ignore Wed Dec-29-10 07:10 PM
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4. Yep, it's an exponential curve, on a high end. Greenland *will* be green again before I die.
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kestrel91316 Donating Member (1000+ posts) Send PM | Profile | Ignore Wed Dec-29-10 09:20 PM
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5. I believe I will live to see loss of most of Greenland's ice - and I am 53.
I also believe I will live to see significant loss of Antarctic ice. Though I could starve before then in the coming famine.
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joshcryer Donating Member (1000+ posts) Send PM | Profile | Ignore Wed Dec-29-10 07:08 PM
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3. Now there's a doubling we should be worried about, damn.
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