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View Full Version : An Enormous Arctic Spiral



Fraser
2013-Feb-14, 05:40 AM
Looking south across the southern tip of Greenland, this satellite image shows an enormous cloud vortex spiraling over the northern Atlantic ocean on January 26, 2013. An example of the powerful convection currents in the upper latitudes, these polar low cyclones are created*when the motion of cold air is energized by the warmer ocean water [...]

More... (http://www.universetoday.com/99934/an-enormous-arctic-spiral/)