Climate Change Blamed for Increasing Allergy Problems

A federal plant physiologist says tree pollen is emerging roughly two weeks sooner in the spring, and ragweed pollen is lingering two to four weeks longer in the fall.
In fact, pollen counts are expected to more than double by 2040, according to a study presented at a meeting of the American College of Allergy, Asthma and Immunology last fall.

Climate Change Blamed for Increasing Allergy Problems