The incidence of increased pollen concentrations during rainfall in the air of London

@article{NorrisHill1993TheIO,
  title={The incidence of increased pollen concentrations during rainfall in the air of London},
  author={Jane Norris-Hill and J. C. Emberlin},
  journal={Aerobiologia},
  year={1993},
  volume={9},
  pages={27-32}
}
SummaryData from a Burkard volumetric sampler in a densely built-up area of North-central London, England are used to investigate the effects of rainfall on pollen concentrtions over four years. Pollen counts generally decreased with rainfall, although several episodes of increased pollen concentration have been recorded in London following the onset of precipitation.Pollen concentration is recorded as two-hourly pollen counts, while hourly records of nine meteorological variables, including… CONTINUE READING