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Jun 18, 2013 12:09 GMT
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Jun 14, 2013 12:56 GMT
Sun - NASA

Originally downloaded from
http://sciencedude.ocregister.com/2012/01/31/nasa-warming-driven-by-huma...
During a recent 'solar minimum,' the sun's energy was diminished, and the sun's surface was left almost entirely without sunspots, as shown in this NASA image. But Earth continued to absorb more solar energy than it emitted.
NASA