Business Green: David Cameron has lost out in the race to replace his predecessor Gordon Brown as co-chair of the UN group investigating climate financing options, after it was confirmed yesterday that Norway’s prime minister Jens Stoltenberg has been appointed to the influential role. Stoltenberg will now co-chair the group, officially titled the High-level Advisory Group on Climate Change Financing, alongside his Ethiopian counterpart Meles Zenawi. The two leaders will be tasked with overseeing the …