Business Green: The price of carbon futures rose to more than EUR13 (£11.58) a tonne this morning in a surprise new year surge that followed a weak end to 2009. The price of EU Allowances (EUAs) slumped from EUR15 at the start of December to about EUR12.50 at the end of the month as confidence in the market was dented by the failure of the Copenhagen summit to deliver an ambitious and binding agreement. Prices initially fell eight per cent to EUR12.41 in the wake of the fallout from the …