Fireworks
But where does the extra potassium we find on our filters during the New Year period come from?
Saharan dust events contribute to the aerosol load over Switzerland, mostly during spring and autumn. These events can be detected accurately with continuous measurements at the Jungfraujoch and at the aerological station in Payerne. …….
The Scandinavian authorities announced on their websites that artificial radionuclides were detected in the air in the first half of June 2020. The measured concentrations of radionuclides are very low and pose no danger to humans or the environment.
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