Wednesday, 26 August 2015

Global Warming

Huge Chunk Breaks Off Greenland Glacier

The evidence that climate change and global warming are real and a threat to mankind continues to pile up. The most recent piece of evidence is news that Greenland's famous Jakobshavn Glacier has just calved off a huge chunk, in one of the largest glacier calvings ever recorded. The iceberg that sank the Titantic is thought to have broken off from the Jakobshavn glacier.

Based on data from the European Space Agency, the iceberg that separated from the glacier has an area of 12.5 square kilometres and is nearly 1,400 meters deep. The total volume of the massive iceberg is projected at close to 17.5 cubic kilometres. The ice chunk broke off from Greenland's Jakobshavn Glacier between August 14 and 16.

There is no doubt that Greenland is a huge contributor to the current rise in sea levels (around a millimetre per year), and all of its ice together represents a potential 20 feet of total sea level rise. However, given all of the area involved and technical limitations, researchers are simply not able to monitor all of the losses of Greenland's ice sheet with great accuracy.

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