Tree Ring Theory Full of Hot Air
Photo courtesy índio and licensed by Creative Commons.
For years, scientists have measured oxygen isotopes in tree rings to determine temperature during a given period. A new scientific study, however, has determined that the inside of leaves, where photosynthesis occurs, stays at a constant temperature of 71?F and is unaffected by outside temperatures as scientists have thought for so long. Say bye-bye to Al Gore’s hockey stick graph!
Read More: agw-heretic.blogspot.com
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Tags: hockey stick, tree rings, scientists, Al Gore, temperatures
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