Everyone loves fall weather, right? Well those of us with fall allergies have a different opinion. The culprit: ragweed. But what is it? And why does it make your eyes and nose itch so much? Seasonal Science explains ...
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Produced for UNC-TV by Melissa Salpietra
UNC-TV Digital Media Director: David Huppert
Science Advisor: Bill Johnson, Purdue University
Images:
Patrick J. Alexander, hosted by the USDA-NRCS PLANTS Database
USDA-NRCS PLANTS Database / USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service.
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