Compared to poison ivy grown in usual atmospheric conditions, those exposedThank god I'm a city girl, but all you outdoorsy types might want to invest in the makers of calamine lotion.
to the extra-high carbon dioxide grew about three times larger -- and produced
more allergenic form of urushiol, scientists from Duke and Harvard University
reported.
Tuesday, May 30, 2006
One itchy reason why global warming sucks
More poison ivy with more of the itch- causing chemical:
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