Snow, glaciers and permafrost are of great importance for Switzerland. Their changes are documented by detailed measurements. This web portal shows and explains selected long-term measurement series of the cryosphere.more

Image: NASA Earth Observatory, Jesse Allen and Robert Simmonmore

Beware of poison! How we deal with the chemicals in the world

Horizons No. 123

It’s the dose that makes the poison, said Paracelsus. But with toxic substances, we might never know where the boundary lies between what’s harmless and what’s dangerous.

Horizonte Nr. 123

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