A warm, early spring means - it's coming to a tree near YOU. POLLEN. Here are some recent articles. http://www.wsaz.com/content/news/Tree-Pollen-Season-Early-This-Year-371467821.html
And on CBS News - http://www.cbsnews.com/news/spring-allergies-early-this-year/
And on CBS News - http://www.cbsnews.com/news/spring-allergies-early-this-year/