- Climate change and its impact on birch pollen quantities and the start of the pollen season an example from Switzerland for the period 1969-2006Thomas Frei
Federal Office of Meteorology and Climatology MeteoSwiss, Zurich, Switzerland
Int J Biometeorol 52:667-74. 2008..Due to global warming and because symptoms may appear earlier in the year people suffering from a pollen allergy might face a new unaccustomed situation...
- Trends in prevalence of allergic rhinitis and correlation with pollen counts in SwitzerlandThomas Frei
Federal Office of Meteorology and Climatology, Krähbühlstrasse 58, 8044, Zurich, Switzerland
Int J Biometeorol 52:841-7. 2008..It is interesting, however, that some of the pollen counts of this station (grass, stinging nettle, mugwort and ragweed) have been decreasing in the period 1982--2007...