traffic emissions reduction News
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Assessing the drop in London road traffic emissions during COVID-19 restrictions
The restrictions imposed by the UK Government to limit the spread of COVID-19 have led to unprecedented reductions in the volume of road traffic; the latest Government figures suggest that vehicle use has dropped to 40% of normal levels. Discerning the impact of this on air quality in our towns and cities is difficult however, because air quality is heavily dependent on the weather. In typical ...
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Low emission zones may need complementary local traffic policies
Low emission zones (LEZs) that restrict old vehicles in city centres may need implementation in combination with other traffic policies to have greater impacts on air quality, according to new research. A study that measured emission levels before and after the introduction of LEZs in five Dutch cities indicated that air pollution concentrations were reduced but not to a statistically significant ...
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