Monday, March 2, 2015

National Geographic Photo of the Day: March 2nd of 2015

Picture of a constellation of orbs, rings, and halos hanging above the Greenland ice sheet
March 2, 2015

Icesheet #4727

Photograph by Murray Fredericks, National Geographic
A constellation of orbs, rings, and halos hangs above the Greenland ice sheet in this picture by Murray Fredericks, who spent months photographing the island’s remote beauty. The optical phenomena seen here occur when ice crystals—suspended by powerful winds called piteraqs—refract sunlight.
ICESHEET #4727, 22° AND 46° HALO, TANGENT ARC, PARRY ARC, CIRCUMZENITHAL ARC, AND PARHELIC CIRCLE
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