We can take a small pause to celebrate this tipping point, said Dave Jones, a director at the climate thinktank Ember. But in a way it's worrying that we are still talking about when emissions might peak. The reality of the situation is that we need deep and fast reductions in emissions if we hope to stay within the vanishingly small budget for carbon which remains.
To understand how the world may have already reached an end to rising global emissions, just two years after one of the steepest emissions hikes in history, it helps to