Water ice in crater at Martian north pole.
Water ice in crater at Martian north pole.
http://www.esa.int/SPECIALS/Mars_Express/SEMGKA808BE_0.html
This is at 70 degrees North latitude. Temperatures can reach the melting point of water at 70 degrees South latitude:
South Polar Cap Recession.
http://www.mars-ice.org/sp99.php
But how warm can it get at 70 degrees North latitude?
Bob Clark
