Bob Tisdale shows numerous ocean temperature graphs @ https://bobtisdale.wordpress.com/2015/05/12/april-2015-sea-surface-temperature-sst-anomaly-update/ and explains why he believes the global sea surface warming trend over the past 32 years is due to Mother Nature, not man-made greenhouse gases.
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Related, from one of my personal interests:
This actually makes a lot of sense to me (as I am more and more convinced by the Electric Universe Theory) . . .
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