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Politics : Manmade Global Warming, A hoax? A Scam? or a Doomsday Cult? -- Ignore unavailable to you. Want to Upgrade?


To: Cogito Ergo Sum who wrote (3599)1/15/2014 5:48:47 PM
From: Bill  Read Replies (1) | Respond to of 4326
 
Yes, it's an example of iceberg melt, like the Arctic.

Regarding melting ice fields on uninhabited land masses, the runoff is not dissimilar to currently inhabited lands. Topological constraints will create lakes and valleys, which will inhibit much of it from entering the oceans. The calculations for rising seas are way overdone.



To: Cogito Ergo Sum who wrote (3599)1/15/2014 8:59:34 PM
From: Jorj X Mckie3 Recommendations

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John Hayman

  Read Replies (1) | Respond to of 4326
 
The two continental ice sheets that are still in place, Greenland and Antarctica, are two different animals.

Antarctica is cold year round. On the peninsula, the warmest part of the continent, in January, the warmest month in Antarctica, the average temperature is a little bit below freezing. And even then, you are looking at daytime balmy highs of 36F. And of course, the peninsula is a relatively small part of the continent. The coastal regions do tend to be a bit warmer than the interior of the continent, but they are still colder than the peninsula.

The vast majority of the ice on Antarctica is in the interior of the island. And that's pretty much the whole continent except for the coastal fringes and the peninsula. Raise the temperature by 10F in the interior of Antarctica and the glaciers are still going to grow. But due to the polar geographic configuration, weather systems rarely affect the interior of the continent. And that is what would be needed to raise the temperature.

In fact, this is one area where the climatologists actually admit that they aren't exactly sure what will happen (as opposed to being confident about their conclusions while still being dead wrong). With warmer global temperatures there would be a more H2O in the atmosphere, which could cause increased precipitation. If the weather patterns are changed enough that the interior of antarctica is penetrated more often, that could raise the average temperature. But if the door opens for warming weather systems in antarctica, those same weather systems will bring in more moisture to the antarctic desert, that even with greatly increased temperatures, will fall as snow, thus increasing the ice mass and causing ocean levels to drop.

In other words, until the antarctic plate moves from it's comfy little spot over the south pole, that ice ain't going nowhere. And it is the position of the antarctic continent over the south pole that is keeping us in an ice age. This is a basic truth that the AGW crowd refuses to accept. We have been in an ice age for 2.5 million years. This ice age is characterized by periods of 100,000 to 150,000 years of cold temperatures with advancing ice sheets (glacial periods) that are punctuated by 10,000-15,000 year inter-glacial periods of warmth with receding continental ice sheets and alpine glaciers. We are about 12,000 years into our inter-glacial period. Exactly when you would expect warmer temperatures and melting glaciers. Even then, our extreme temperatures that the alarmists are panicking about are unremarkable and even mild when compared to previous inter-glacial periods.

Meanwhile, until recently, the coldest temperature recorded on earth was in in Antarctica in 1974 at -128.6F. This record was shattered in August 2010 with a temperature of -135.8 (again, Antarctica). On July 31, 2013 we came back to the neighborhood of the record lows with a temperature of 135.3.

Folks, we are in the last summer days of our interglacial year. Enjoy the summer weather, but don't forget that the time to prepare for winter is long before the first snow falls.