Newsletter Subscribe
Enter your email address below and subscribe to our newsletter
diesel particulate filters
London to Upgrade 5,000 Buses to Euro VI Air Quality Standard by 2020
London’s 5,000 most polluting buses are to be upgraded to the latest Euro VI emission standard by 2020 under a new retrofit programme announced yesterday by the city’s Mayor, Sadiq Khan. Under the £86.1m programme, around 5,000 buses will be…