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<p><BR/>Replying to:<BR/><DIV CLASS='Discussion_PostQuote'><font color="#ff0000">The key word in this is accuracy of the scientists model meaning in the previous model of high salinity, and acidity globally.-----------------------------------------------------Penguins can survive the UV and the cold in the Antarctica, but barely if they all huddle together, On Mars lack of much of an atmosphere doesn’t help. The UV radiation is much more intense. It gets much colder in the winter time at the Martian North Pole however subsurface life a meter down or more in the soil has a good chance of surviving. Iceworms. Nematodes as discussed could make their home there if they find carbon. Look up tardigrades, they could survive on the surface. <br />Posted by solarflare</font></DIV></p><p><strong><font size="2">Hi solarflare, welcome back.</font></strong></p><p><strong><font size="2">I did not mean to get you miffed about the media. The thing is, our exploration of Mars is obviously incremental on limited budgets. Also the more we learn, the more we know how to do it better or different next time.</font></strong></p><p><strong><font size="2">The media or at least the popularist media, I would not trust as far as I could throw them. </font></strong></p><p><strong><font size="2">Remember also, that because this site in Scandia Colles is not hyper saline, acidic or toxic, does not mean it is like that over the entire planet. I would expect some areas in Tharsis & Elysium, to be highly acidic, with a low PH, due to the presence of the giant volcanoes & almost certainly fumeroles would have been present (sulphuric acid for instance). </font></strong></p><p><strong><font size="2">I agree regarding your comments on extremopholes. I am coming round to the notion that we will likely find some on Mars, if life ever got started. IMO as well as underground, perhaps even inside some rocks, Endoliths perhaps????</font></strong></p><p><strong><font size="2">Surface life, I'm of the opinion, no way, I just think the conbination of UV radiation, extremely thin atmosphere (same density as Earth's is at an altitude of some 30 KM / 19 Miles above sea level), average very low temperatures, really to me, it seems unlikely, though of course between the tropics of Aquarius (North) & Virgo (South), I suppose we do not know, though UV radiation will be worse.<br /></font></strong><strong><font size="2"> </font></strong></p><p><strong><font size="2">Anyway every one,</font></strong></p><p><strong><font size="2">Nice image, dedicated to the South Pole scientists on Earth, where the Winter Solstice has just passed for them.</font></strong></p><p><strong><font size="2">Looking east, late afternoon SSI shadow in colour.</font></strong><br /><a href="http://sitelife.space.com/ver1.0/Forums/#" title="Click to view a larger photo" onclick="return gSiteLife.LoadForumPage('ForumImage', 'plckPhotoId', '329754e3-610f-4fa7-8e54-d6610928a83a', 'plckRedirectUrl', gSiteLife.EscapeValue(window.location.href));"><img src="http://sitelife.space.com/ver1.0/Content/images/store/2/14/329754e3-610f-4fa7-8e54-d6610928a83a.Medium.jpg" alt="" /></p></a><p><strong><font size="2">Andrew Brown.</font></strong><br /></p> <div class="Discussion_UserSignature"> <p><font color="#000080">"I suddenly noticed an anomaly to the left of Io, just off the rim of that world. It was extremely large with respect to the overall size of Io and crescent shaped. It seemed unbelievable that something that big had not been visible before".</font> <em><strong><font color="#000000">Linda Morabito </font></strong><font color="#800000">on discovering that the Jupiter moon Io was volcanically active. Friday 9th March 1979.</font></em></p><p><font size="1" color="#000080">http://www.launchphotography.com/</font><br /><br /><font size="1" color="#000080">http://anthmartian.googlepages.com/thisislandearth</font></p><p><font size="1" color="#000080">http://web.me.com/meridianijournal</font></p> </div>