Biofuels and biomass: Truly sustainable?

The European Union promotes biofuels and biomass as greener alternatives to fossil fuels. But are these truly sustainable?

Biofuels and biomass: Truly sustainable?: Issues

With ethanol and biodiesel coming under criticism for driving up food prices and putting biodiversity at risk, the EU has committed to 'second-generation' and 'third generation' biofuels as a clean alternative for transportation.

Indirect land-use change (ILUC) means that if you take a field of grain and switch the crop to biofuel, somebody somewhere will go hungry unless those missing tonnes of grain are grown elsewhere.