Radioactivity has always existed

Our bodies, the ground, construction materials, the food we eat and the air we breathe - all contain small amounts of radioactive substances. These are partly taken up by the body.

The Swiss National Emergency Operations Centre (NEOC) provides information on 


Radioactivity is part of our daily life

Image: Nagra

Quote from a brochure of the Swiss Physical Society

«There are areas in the world, for example in India or Brazil, where large populations are exposed to natural radiation doses that are so high that, according to the radiological protection laws that apply in our country, they would trigger an alarm or even an evacuation of the affected population.»


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