There is thick air but where does the air pollutants come from and how do you best measure them? studioflara / iStock
There is something in the air
On the trail of fine dust, nitrogen oxides and Co
Air pollution and limits have become political explosives. But what is actually good air - and where do pollutants such as nitrogen oxides, ozone or particulate matter come from? Scientists at Forschungszentrum Jülich are also addressing these questions. Because causes and sources of air pollution are not always as easy to spot as it seems.
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- Nadja Podbregar