Pollen Overload Seasonal Allergies in a Changing Climate.

The article discusses the projected increases in regional temperatures and atmospheric carbon dioxide CO₂ levels, among the several factors influencing plant growth and pollen production, which could mean a rise in the number of people impacted by seasonal allergies. Topics include Leonard Bielory of the Rutgers University Center of Environmental Prediction, Kate Weinberger of Brown University, and Lewis Ziska of U.S. Department of Agriculture (USDA).