March 2012
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Tall Trees: It's not the radiation, it's now the... →
talltreeseco:
“There are a lot of misconceptions about radioactivity. Many people believe that if it can be measured, it’s harmful. But we live in a world of radiation coming to us from the sun, or naturally present in Earth, or even from our own bodies” said Kathryn Higley, professor and head of the…
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