- A group of German citizens are suing their government over a lack of progress in meeting World Health Organisation (WHO) recommendations on air quality levels presented in 2021.
- The case has been filed at the Federal Constitutional Court of Germany and claims legal basis per the German constitution, the European Convention on Human Rights, and the EU Charter of Fundamental Rights.
- In May 2022, an advisor to the EU Court of Justice (ECJ) said that EU citizens might be able to sue their governments if illegal levels of air pollution take a toll on their health.
German citizens sue government for right to breathe clean air

