We're not ones to say "We told you so..." at 350, but we're delighted to hear that the COP 21 Climate Change summit has already established that carbon trading from emissions reductions is firmly back at the heart of the global climate change agenda. Regular readers of this blog will know that re-energising the carbon market is the most practical way to address global emissions increases. And more to the point, it's also the fairest way to affect greener, clean development in the developing world. On the opening session in Paris (COP21), Germany, Norway, Sweden and Switzerland announced an [...]