Simon Blakey of the University of Sheffield explores some of the challenges that will need to be overcome if green aviation is to take-off
ETI survey shows support for bioenergy similar to that of solar and offshore wind, but reveals on-going concerns about that biomass production's potential impact on food supplies
Department for Transport emphasises future role of waste-based and advanced biofuels and but draws criticism for capping supply of crop-based biofuels