PDA

View Full Version : Icy Martian Glaciers



Fraser
2006-Jan-21, 04:31 PM
SUMMARY: Photographs taken of the surface of Mars show evidence that glaciers once scoured away at its surface. Since the Red Planet is so dry, where did they come from? Scientists think that Mars' tilt towards the Sun changes very rapidly, and there was a time only a few million years ago when parts of the planet got much warmer during the summer. Glaciers could form on the flanks of the planet's larger mountains, and grow to be several hundred metres thick after just a few thousand years.

View full article (http://www.universetoday.com/am/publish/icy_martian_glaciers.html)
What do you think about this story? post your comments below.