One way or another, the global climate deal signed December 2015 in Paris is historic. But in what way, and where does it leave us now?
Perhaps the best one-sentence summary comes from environmental leader Bill McKibben, who said the deal "didn't save the planet, but it may have saved the chance of saving the planet."
It's an odd statement, but it makes sense when you look at what happened. In this article, we'll explore what it means.