Telegraph: The European Union, including the UK, has set a goal of obtaining 10 per cent of its road fuels from renewable sources by 2020. But a new report commissioned in Brussels found some biofuels can lead to four times more carbon dioxide polluting the atmosphere than equivalent fossil fuels. Biofuels have already been criticised for causing food shortages in countries where land for rice or wheat has been displaced by fields of soy beans or sugarcane for fuel. Environmental …