![Diesel engines face pollution penalty](http://34.248.221.191/wp-content/uploads/2014/07/397585_031110tomt-1024x768.jpg)
(Picture © TomTom)
British drivers have had a warning shot fired across the bonnet of their diesel-powered cars: Boris Johnson, the Mayor of London, intends to hit diesel cars with an additional £10 tax to enter a newly created Ultra Low Emission Zone in London. Continue reading