Dry ice freezes out of the air at −78.5 °C; at ambient pressure. One wonders if like mars certain supercooled mountain bowls & valleys could accumulate a dry ic

Dry ice freezes out of the air at −78.5 °C; at ambient pressure. One wonders if like mars certain supercooled mountain bowls & valleys could accumulate a dry ice sheet. Imagine camping at a site where your body heat dissolves the ground.. Mars problems..