Reducing air pollution 'could prevent 50,000 EU deaths'

Limiting air pollution to levels recommended by the World Health Organization could prevent more than 50,000 deaths in Europe annually, according to research published Wednesday that called for urgent action.

First field measurements of laughing gas isotopes

Thanks to a newly developed laser spectrometer, Empa researchers can for the first time show which processes in grassland lead to nitrous oxide emissions. The aim is to reduce emissions of this potent greenhouse gas by gaining ...

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