Professor Alastair Lewis, from the National Centre for Atmospheric Science, University of York said: “Air quality has started to improve in many UK cities, mirroring what has been seen in other countries that have restricted travel and levels of outdoor activity.
“This is primarily a consequence of lower traffic volumes, and some of the most clear reductions have been in nitrogen dioxide, which comes primarily from vehicle exhaust.
“However fine particles (PM2.5) have also reduced significantly.”
Canary Wharf DLR station is also usually packed full of workers heading to work at the heart of London’s financial district.
