Planes 'should fly on biofuels'

Biofuel research should focus on planes and not cars, the think tank Policy Exchange has said.

A crop area the size of the USA would be needed to biofuel all the world’s cars and alternatives, such as electricity, exist for them, it added.

Instead, it said the EU should fund research into using plant-based fuel for aviation to help cut emissions.

The EU also changed its stipulation that 10% of transport fuel had to be from crop-based fuel, instead saying the targets could be met by any renewable source, including fuel cells, hydrogen or solar power.

Policy Exchange has previously said the government should spend its