Subject: APF000289q

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Comments

• by ibrahim_enthi

  to my eyes it looks like tributary of old world river or a river of lava. needs expert opinion

  Posted April 8, 2015 7:22 AM

• by mschwamb scientist, translator

  definitely looks like river channels but no water here. The channels are carved by carbon dioxide gas trapped underneath a thawing ice cap

  Posted April 8, 2015 11:24 PM