Politics www.reuters.com Support builds to end free EU carbon permits for aviation A proposal to end free European Union carbon allowances for airlines and make them buy all the pollution permits they need gained momentum on Thursday, as at least seven member states backed the idea, EU officials said.
Impacts www.reuters.com Volvo warns some vehicle engines may exceed emission limits Sweden's Volvo warned on Tuesday that some of its truck and bus engines could be exceeding emissions caps.
