Air pollution has more than halved on one of Perth ’s busiest streets as a result of the coronavirus lockdown. Research conducted by Ricardo Energy and Environment on behalf of Scottish Air Quality shows a 57 per cent drop in nitrogen dioxide emissions on the city’s Atholl Street compared to the same period last year.The results published at the beginning of the month measured the data from March 23, the start of lockdown, to April 29, and also highlight that PM10 (smoke and dust particulates) have dropped by 36 per cent and the smaller PM2.5 emissions by 42 per cent.
A similar system monitored by Scottish Air Quality on Perth ’s High Street indicates that pollution levels are at a ‘low’ level, highlighting that the huge drop in the number