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groundrushairsports

pollen count

Pollen count is based on the number of pollen grains there are in a cubic metre of the air. When the pollen count is high or very high, this means there are more grains of pollen per cubic metre. When...

Pollen count is based on the measurement of the number of grains in a cubic metre of the air. Hay fever sufferers will often experience worse symptoms when the count is high. This is usually when it reaches...