Cycle lanes, electric cars and other interventions have helped 19 global cities slash levels of pollutants by more than 20%
From theguardian.comIt’s official: we cleaned up London’s air 184 years sooner than predicted.
The capital now meets legal limits for nitrogen dioxide air pollution. And you can feel the difference across our city. theguardian.com/environment/20…
London, San Francisco and Beijing achieve ‘remarkable reductions’ in air pollution
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