Our air and our vehicles The Mayor’s taking bold steps to clean London’s air by encouraging cleaner vehicles. See what he's doing. Ultra Low Emission Zone To help improve air quality, the Ultra Low Emission Zone (ULEZ) launched in central London on 8 April 2019. Choose a cleaner vehicle Use our checkers to find out how much dangerous pollution your car or van is putting out. Clean Air Day 2019 Clean Air Day is on 20 June 2019. Find out about activities taking place in your local borough. London air quality map An interactive map showing the Mayor's air quality actions across London. School air quality audits The Mayor's air quality audits to reduce emissions and exposure to air pollution First seven Low Emission Bus Zones: Evaluation Read a report evaluating the impact on air pollution of London's first seven Low Emission Bus Zones. Mayor's Air Quality Fund We have made £22 million of funding available to improve our air quality. Working with the boroughs London's new air quality management system. Monitoring air pollution We predict London’s air pollution levels using a model that estimates how pollution will spread over time and distance. Clean Air Route Finder Reduce your exposure to air pollution by choosing the cleanest route to your destination. EV Infrastructure Preparing London for an increase in electric vehicles. Related content Environment Strategy The Mayor's draft London Environment Strategy published in August 2017 Your views: clean air The Mayor has plans to clean up London’s air, but wants to know what Londoners think in a public consultation. Mayor's response to Government's Air Quality Plan Mayor of London, Sadiq Khan officially responds to the Government's consultation on the draft Air Quality Plan. Air Quality Videos A selection of videos showing what we are doing to improve air quality in London.