Looking at the information about the climate change agreement coming out of Paris two things seem to emerge: First, this is a more meaningful deal than ever before, and more meaningful than one would have expected two weeks ago. Second, this is not enough to stop global warming, not enough to ensure that we don’t reach the tipping point where the ice caps shrink even faster than they are already doing, not enough to ensure that coastal cities — not least Miami!– will be safe from rising sea levels. The deal may (and if adhered to, likely does) improve the odds some, but since we’re not sure what the odds are, we can’t be sure how much they are improved; it could be a lot, it could be quite little.
So I can’t say the global climate change action glass is half full. But there is water in the glass.
Update: Informed Comment, Paris COP21 will only slow Climate Change: Here’s What’s going to happen to you and your children explains why, even as one recognizes this is progress, it’s still not enough progress. Among other things, however much water there is in the glass, there’s not going to be enough in the ice caps…