“tipping point” may be reached within a matter of years, putting the world on an inevitable course toward catastrophe thereafter.11 What is not sufficiently recognized is that there may be no way to avoid such tipping points, if they are indeed close enough that they could be triggered by small additional increases in GHG

Everything I know about capitalism, bureaucracy, denial, habit, how much slower our psyches move than our machines, says — and it breaks my heart, and my shoulders slump as I write this — we won’t.

The future is a replay of the past—a combination of admirable advances and (un)avoidable setbacks. But there is something new as we look ahead, that unmistakably increasing (albeit not unanimous) conviction that, of all the risks we face, global climate change is the one that needs to be tackled most urgently and effectively. And there are two fund