BBC: The UK government is lobbying for aviation to be excluded from an EU target to increase renewable energy. Documents passed to BBC News reveal that Whitehall wants the industry exempted from a general target of 20% renewable energy by 2020. It also wants interim targets leading up to 2020, and targets on clean energy in new homes, to be optional. The government says the targets on aviation are pointless while there is uncertainty over the use of biofuels. But green …