'Bumpy' ice on Mars points to active water cycle - space - 02 May 2007 - 
<BR>New Scientist Space
<BR><A href='http://space.newscientist.com/article/dn11772-bumpy-ice-on-mars-points-to-active-water-cycle.html'>http://space.newscientist.com/article/dn11772-bumpy-ice-on-mars-points-to-active-water-cycle.html</a> 
<BR>