What are some successful air pollution policies?

What are some successful air pollution policies implemented around the world?

Several countries have implemented successful air pollution policies. For example, the Clean Air Act in the U.S. has significantly reduced emissions.

Can you give me more details about the Clean Air Act?

Sure! The Clean Air Act, enacted in 1970, set national air quality standards and regulated emissions from industries and vehicles.

What about policies in other countries?

In Europe, the EU's Ambient Air Quality Directive sets limits on pollutants, while cities like London have introduced congestion charges to reduce traffic emissions.

Are there any innovative approaches to tackling air pollution?

Yes! Some cities are using green infrastructure, like urban forests and green roofs, to improve air quality and reduce pollution.