‘This year will mark the most important negotiations on climate change since the 15th gathering of the Conference of the Parties to the United Nations Framework Convention on Climate Change talks in Copenhagen in 2009, COP 15. Those talks ended up with progress on several important fronts, such as getting developed and developing countries to jointly agree on emissions targets for the first time, but were marred by scenes of chaos in the final hours and bitter recriminations among governments.’
via What Has Changed Since Climate Talks in Copenhagen? | Climate Central.