Iceland's Bárðarbunga volcano may be on the verge of erupting, and if it does, it could disrupt air traffic across the North Atlantic and Europe. Here's why...
3 Day Pollen Outlook
Updated: Wednesday, August 20, 2014, 7:00 AM
|Low 0-20 grains/m³||Moderate 21-80 grains/m³||High 80+ grains/m³|