The Last Spot on Earth Just Passed a Historic Climate Milestone [cheapestps3controller269.blogspot.com]
On May 23rd, something extraordinary happened at the South Pole. For the first time in 4 million years, carbon dioxide concentrations cleared 400 parts per million (ppm). It’s the last climate-monitoring spot on Earth to pass the historic milestone.
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http://gizmodo.com/the-last-spot-on-earth-just-passed-a-historic-climate-m-1782083771 The Last Spot on Earth Just Passed a Historic Climate Milestone
[cheapestps3controller269.blogspot.com] The Last Spot on Earth Just Passed a Historic Climate Milestone
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