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<blockquote data-quote="tD33NAt" data-source="post: 2374204" data-attributes="member: 124445">A University of Alberta geomicrobiologist and his PhD student are part of a research team that has identified phosphorus as the mystery ingredient that pushed oxygen levels in the oceans high enough to establish the first animals on Earth 750 million years ago. By examining ancient-ocean sediments, Kurt Konhauser, student Stefan Lalonde and other colleagues discovered that as the last glacier to encircle Earth receded, leaving behind glacial debris containing phosphorus that washed into the oceans...<a href="http://feedads.g.doubleclick.net/~a/298Ic1aD1sZvgiuMwZL3hU4-Ugc/0/da" target="_blank"><img src="http://feedads.g.doubleclick.net/~a/298Ic1aD1sZvgiuMwZL3hU4-Ugc/0/di" alt="" class="fr-fic fr-dii fr-draggable " data-size="" style="" /></a><a href="http://feedads.g.doubleclick.net/~a/298Ic1aD1sZvgiuMwZL3hU4-Ugc/1/da" target="_blank"><img src="http://feedads.g.doubleclick.net/~a/298Ic1aD1sZvgiuMwZL3hU4-Ugc/1/di" alt="" class="fr-fic fr-dii fr-draggable " data-size="" style="" /></a><img src="http://feeds.feedburner.com/~r/mnt/healthnews/~4/h6CO1PrDLK8" alt="" class="fr-fic fr-dii fr-draggable " data-size="" style="" /><a href="http://feedproxy.google.com/~r/mnt/healthnews/~3/h6CO1PrDLK8/3LS8" target="_blank">More...</a></blockquote>

[QUOTE="tD33NAt, post: 2374204, member: 124445"] A University of Alberta geomicrobiologist and his PhD student are part of a research team that has identified phosphorus as the mystery ingredient that pushed oxygen levels in the oceans high enough to establish the first animals on Earth 750 million years ago. By examining ancient-ocean sediments, Kurt Konhauser, student Stefan Lalonde and other colleagues discovered that as the last glacier to encircle Earth receded, leaving behind glacial debris containing phosphorus that washed into the oceans...[URL="http://feedads.g.doubleclick.net/~a/298Ic1aD1sZvgiuMwZL3hU4-Ugc/0/da"][IMG]http://feedads.g.doubleclick.net/~a/298Ic1aD1sZvgiuMwZL3hU4-Ugc/0/di[/IMG][/URL] [URL="http://feedads.g.doubleclick.net/~a/298Ic1aD1sZvgiuMwZL3hU4-Ugc/1/da"][IMG]http://feedads.g.doubleclick.net/~a/298Ic1aD1sZvgiuMwZL3hU4-Ugc/1/di[/IMG][/URL] [IMG]http://feeds.feedburner.com/~r/mnt/healthnews/~4/h6CO1PrDLK8[/IMG] [url=http://feedproxy.google.com/~r/mnt/healthnews/~3/h6CO1PrDLK8/3LS8]More...[/url] [/QUOTE]

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