Ask two different climate experts at the United Nations Climate Change Conference in Egypt (Cop27) to characterise their feelings about the future, and you may get quite different answers. "We are seeing more progress than we ever imagined," says one, while the other laments that we are heading full tilt like lemmings over the cliff. They can't both be right, can they?
In fact, both have ample evidence on their side, and only by balancing the two perspectives will we muster the sense of urgency that the climate crisis requires.
