Air pollution is at 30% of pre-lockdown levels in London and major UK cities

Analysis of more than 100 roadside sites across the country by the University of York found nitrogen dioxide pollution levels were well below normal on July 1 - despite the lifting of many lockdown rules. https://www.dailymail.co.uk/news/article-8512495/Air-pollution-30-pre-lockdown-levels-London-major-UK-cities.html?ns_mchannel=rss&ns_campaign=1490&ito=1490