Dry Ice Storms at Martian Poles?

[paulanderson]

New evidence suggests that large storms, similar to thunderstorms on Earth, but made of dry ice (carbon dioxide crystals) may form frequently over Mars' poles.<br /><br />http://news.nationalgeographic.com/news/2005/12/1219_051219_mars_ice.html<br /><br />I wouldn't want to be caught in one...!<br /><br /><img src="/images/icons/shocked.gif" /><br />