Polar Opposites: Icy Shapes on Mars Reveal Two Climates

Posted by tourdemars to Mars Global Surveyor at March 8, 2000 12:00 PM

We know Mars is not made of cheese, but Cornell researcher Peter Thomas points out that some telling new features on the red planet look a lot like the Swiss variety. More importantly, the landforms hold clues to how permafrost develops at the poles and shapes the look of the land.