THEMIS: At the north polar cap’s edge

North polar cap edge (THEMIS_IOTD_20190807)THEMIS Image of the Day, August 7, 2019. Today’s VIS image is located on the edge of the polar cap. The ice is located at the bottom of the frame, with the surrounding plains at the top half.

The circular indentation in the ice margin is affecting the local winds, creating an area of sand dunes.

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