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Air

„Good air“ – what exactly is it? What can we do to improve it? What is being done to protect ecosystems against air pollutants, and which ones are harmful to health and how does it relate to the climate? The UBA provides information and regular updates on air quality.

German Environment Agency enhances its air quality app

Zwei Smartphones auf lila-farbenem Hintergrund. Aufschrift: Wie gut ist die Luft, die sie atmen?

The "Luftqualität" air quality app by the German Environment Agency now also features ozone forecasts. The app can display expected ozone levels for the current and two following days. An automatic alert can be activated to notify the user if high levels of ozone are expected within the next 24 hours. read more

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Slight decline in Germany's air pollutant emissions

Dicker, schwarzer Rauch kommt aus dem Schornstein.

The trend in Germany's air pollutant emissions continues on a slight decline, says the annual report by the German Environment Agency (UBA) submitted to the European Commission. In 2018, sulphur (SO2) compounds decreased by nearly 4.2 percent compared to 2017, bringing levels to 95 percent below 1990. read more

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Air quality 2019: Trend in NO2 decline continues

Eine Straße, in der sich Autos stauen.

Measured concentrations of nitrogen dioxide (NO2) in 2019 exceeded the annual mean limit of 40 µg/m³ of air at nearly 20 percent of measuring stations located near road traffic, compared to 42 percent in 2018. Nitrogen dioxide pollution overall continues to decline throughout Germany. read more

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Real nitrogen oxide emissions of diesel passenger cars remain too high

Stau in der Stadt.

Diesel passenger cars with Euro 3 to 6a/b/c emission standards continue to have elevated levels of nitrogen oxide emissions in real-world driving conditions. Their emissions greatly exceed the limit values set in the laboratory measuring cycle. Diesel passenger cars with Euro 6d-TEMP, however, comply with the limits specified by the EU, also in real world conditions. read more

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The Umweltbundesamt

For our environment