New motorway speed limits have halved pollution in some areas of Wales
LOWER speed limits introduced on high-pollution stretches of the Welsh motorway system have cut in half the levels of harmful emissions in local areas. Figures obtained via Freedom of Information request by Highways magazine found that, on lengths of motorway in Wales limited to 50mph by speed cameras, levels of toxic emissions fell by up to 47%. … Continue reading New motorway speed limits have halved pollution in some areas of Wales
Copy and paste this URL into your WordPress site to embed
Copy and paste this code into your site to embed