Cosmic Dust in Terrestrial Ice (IMAGE)

Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research

Cosmic Dust in Terrestrial Ice

Caption

The antarctic ice cap ia a perfect archive for precipitation and dust particles. Therefore even with blue sky you find precipitation of ice particles at Kohnen station in Antartica which can build a halo. Besides terrestrical mineral dust also extraterrestrical dust is deposed. On the top left a extraterrestrical dust particle of a few micrometers size is installed.

Credit

Johannes Freitag & Hubertus Fischer, Alfred Wegener Institute

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