Regular Websites
Pollen.com provides detailed reports and forecasts on airborne allergen conditions across the continental United States. The site also offers an Allergy Alert e-mail system that warns American subscribers when high levels of pollen have been predicted for their area. Users from other countries can access the Pollen Library for information on various plant species and read tips on allergy prevention and treatment in the site's affiliated forums. - Pollen.com
http://www.pollen.com