Ros Donald, 30 Jan 2014, 13:00. Photo Credit National Wildlife Federation.
Is the fuel that powers our cars set to get a lot dirtier? After 2020, the European Union is to drop the Fuel Quality Directive, a measure designed to help clean up transport fuels. Environmental and business groups have called the decision a coup for Canada's tar sands industry - but who really engineered it, and who really benefits? The answers may be subtler.
The fight to make fuels cleaner
While the EU's emissions in other sectors are going down, emissions from transport keep growing. The EU has introduced measures to tackle this trend, such as standards for new cars and including aviation in emissions trading. But it also wants to make sure EU vehicles are using the least polluting fuels.