More than 10 million motorists who were “betrayed and misled” into buying diesel cars have been warned that they face higher costs as the European Union puts pressure on Britain to cut air pollution levels. It comes as Boris Johnson, the Mayor of London, announced plans to charge diesel drivers an extra £10 to drive in the capital – a measure that could be copied by as many as 18 other cities. For more than a decade, motorists buying diesel cars have enjoyed tax breaks because the cars produce lower levels of carbon dioxide and are more fuel efficient. Now, Britain is being sued by the European Commission for breaching air pollution limits, because emissions from diesel vehicles are contributing to tens of thousands of premature deaths each year. Full story >>
Diesel is a heavy oil used as fuel instead of petrol in some engines. • Diesel engines are more powerful and fuel-efficient than similar-sized gasoline engines.