Polar Extremes:

To view Graphs for this post go to :  https://answersontherock.files.wordpress.com/2015/11/polar-extremes1.pdf

It appears that the media, the administration, and the science community do not want to tell the public what is really going on with Antarctica Sea Ice formation. The FACT is Antarctica Sea Ice formation  is at near record levels whereas Arctic Sea Ice is reaching record lows. Is this Global warming? Not exactly! The amount of Sea Ice formation in Antarctica is much greater than the sea ice loss in the Arctic! I decided to do my own research and believe there is another serious issue developing. It is obvious that there has been a large shift of mass between the poles. Does this portend stress on the earth’s crust. I decided to look back at the charts from 1960 when the world’s most violent earthquake hit Chile. As shown in the chart below the sea ice that year spiked to record levels. Another very curious event happened recently in May, 2015 at the Pacific Antarctic Ridge. An area that has few earthquakes was shocked by a 6.5 quake! Likewise we have seen multiple earthquakes in Chile!

For both hemispheres, quasi-weekly sea ice concentration and extent were digitized by the U.S. National Climatic Data Center (NCDC). One of the difficulties using charts based on in situ observations is that there was very little exploration poleward of the “marginal ice zone” (the area of partial sea ice cover near the ice edge), so in older reconstructions the ice concentration was often assumed to be 100% beyond the marginal zone. By comparing in situ, aerial, and satellite observations, it’s possible to make a much better estimate of actual ice conditions throughout the polar regions. NSIDC has announced the discovery & recovery of space footage of Earth’s polar icecaps, dating back to 1964.
The recovered photographs have yielded some startling surprises, according to David Gallaher, technical services manager at NSIDC, bold mine: In the Arctic, sea ice extent was larger in the 1960s than it is these days, on average. “It was colder, so we expected that,” Gallaher said. What the researchers didn’t expect were “enormous holes” in the sea ice, currently under investigation. “We can’t explain them yet,” Gallaher said. “And the Antarctic blew us away,” he said. In 1964, sea ice extent in the Antarctic was the largest ever recorded, according to Nimbus image analysis. Two years later, there was a record low for sea ice in the Antarctic, and in 1969 Nimbus imagery, sea ice appears to have reached its maximum extent earliest on record. The Arctic regularly reaches ever smaller extents of end-of-summer minimum extents of sea ice. This changing sea ice extent is cited by the IPCC as an indicator of a warming world. However, sea ice extent is growing in Antarctica [1].  In 2014 Antarctica sea ice hit record levels. The growth of Antarctic sea ice was erratic this year (2015): sea ice was at much higher than normal levels throughout much of the first half of 2015 until, in mid-July, it flattened out and even went below normal levels in mid-August. The sea ice cover recovered partially in September, but still this year’s maximum extent is 513,00 square miles (1.33 million square kilometers) below the record maximum extent, which was set in 2014.

However, aside from the fact that many people confuse land ice, sea ice and ice shelves, it’s important to note that there are huge differences between the Arctic and the Antarctic. The Arctic is an ocean surrounded by land. The Antarctic is land, covered by ice, surrounded by ocean. Sea ice in the Arctic is generally thick, multi-year sea ice that survives several seasons, whereas the sea ice in Antarctica largely melts away each summer. Antarctic sea ice is mostly thin (~0.6 m thick [2]), single-year sea ice. It’s also warmer, more saline and more mobile than Arctic sea ice.
Increasing Antarctic sea ice Antarctica is a unique environment, and the complex interactions between ice, ocean and atmosphere have led to a unique set of circumstances that have resulted in sea ice growth. It may be explained by many factors, or most probably by a combination of several. Climate change is a complex process governed by multiple feedbacks between different parts of the system; complex interactions between the melting land ice and ice shelves fringing the continent and changes in wind stress are all implicated in controlling Antarctic sea ice extent. Further, more work is required to ascertain the reliability of observations of sea ice increase given the recent discovery of an error in the algorithm used to quantify and map sea ice over the last few decades. The point is we have been wrong in our predictions and Global warming may not be occurring. The real question should be: if the northern hemisphere is heating and the southern hemisphere is cooling, will we see increased tectonic activity and earthquakes? The stress on the earth’s crust could result in more volcanic activity too. Volcanic activity does not necessarily increase Global warming but it can cause havoc and further destabilize the crust. Someone needs to start studying the charts and finding a new Algorithum!

9 thoughts on “Polar Extremes:”

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