Daily Search Forum Recap: July 30, 2015

Here is a recap of what happened in the search forums today…

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Frosty Gullies on the Northern Plains of Mars

Seasonal frost commonly forms at middle and high latitudes on Mars, much like winter snow on Earth. However, on Mars most frost is carbon dioxide (dry ice) rather than water ice. This frost appears to cause surface activity, including flows in gullies.

Activity at Klyuchevskoy Volcano

This photograph, taken on May 4, 2015 by an astronaut onboard the International Space Station, highlights one of the most active volcanic regions on Earth: the Kamchatka Peninsula in far eastern Russia. The three largest volcanoes visible at image center include Kliuchevskoy, Bezymianny, and Ushkovsky.