Business Green: The price of carbon in the EU emissions trading scheme hit a record high for the year yesterday, breaking through the EUR14 (£12.36) a tonne mark for the first time since the week before December’s Copenhagen summit. The failure of the summit to deliver an international deal led the price of carbon to fall back and prices have been locked in a narrow range of between EUR12 and EUR13.50 a tonne since the start of the year. However, the price of EU allowances (EUAs) for delivery …