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Freshwater Lake Miles Below Antarctic Ice
amgumen
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3-28-2008 12:15 PM
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antarctica
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3-28-2008
12:18 PM
amgumen
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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://www.clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/80b4d176-7c5c-4a32-af70-e0fe8377d1d3/348A3865-A375-429E-9F7B-809E095C7F1F/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.earthinstitute.columbia.edu/news/story3_2_01c.html" href="http://www.earthinstitute.columbia.edu/news/story3_2_01c.html" style="font-size: 11px;">www.earthinstitute.columbia.edu</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01c.html"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/www.earthinstitute.columbia.edu/img/93802C6A-6A1F-45C6-8AAA-24FB5F22856C" alt="map" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01c.html">The ice cap cross section at Vostok shows the existing Russian research station and the bore hole that scientists studying the ancient climate have drilled to within a few hundred feet of the lake.</blockquote><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://www.clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content8.clipmarks.com/images/clip-icon.gif" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html" href="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html" style="font-size: 11px;">www.earthinstitute.columbia.edu</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/www.earthinstitute.columbia.edu/img/FE8992BD-A1A0-4D32-BEF7-3457496CFA1B" alt="" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html">Field camp of United States Antarctic Program at Vostok.</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html"><div align="center"><img src="http://content6.clipmarks.com/blog_cache/www.earthinstitute.columbia.edu/img/E3FC546E-E312-484A-B74C-515D90DFBDF0" alt="" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/www.earthinstitute.columbia.edu/img/5DBA1316-33A7-4456-8A91-A187F8D47B7A" alt="" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html">Satellite images of several large lakes shown at the same scale. Radarsat image of Lake Vostok (upper left). Lake Vostok shows as the flat featureless region. AVHRR false color composite image of Lake Ontario, a glacially scoured lake in North America (upper right). AVHRR image of Lake Malawi, an active rift lake from the East African rift system.</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html"><div align="center"><img src="http://content8.clipmarks.com/blog_cache/www.earthinstitute.columbia.edu/img/51DFFE19-2CF8-443A-9542-F37834B608E3" alt="" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html">Radarsat image of Lake Vostok with flight lines from aerogeophysical survey.</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/www.earthinstitute.columbia.edu/img/1C2AE075-F48C-4867-B67F-9E5DE0EAC0CD" alt="" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.earthinstitute.columbia.edu/news/story3_2_01d.html">Geodetic Global Positioning System (GPS) measurements can be used to estimate the movement of the ice sheet over the lake. The ice flows with about 1 cm/day. Photo shows GPS antenna and GPS receiver used for ice-flow measurements. </blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;"> </td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/348A3865-A375-429E-9F7B-809E095C7F1F/blog/" title="blog or email this clip"><img src="http://content6.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>
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