Warm air holds more water vapor than cold, and so the atmosphere is about 4% wetter than it was 40 years ago. This loads the dice for flood and drought, and we're seeing both in stunning abundance.

A price on carbon sufficient to keep 80% of current reserves underground, rebated directly to citizens.

Delhi is locked in a complete choking smog at the moment - they've had to close schools in one of the world's biggest cities. They have their own reasons for needing to get off fossil fuels fast.

Fossil fuel is very seductive stuff. [John Maynard] Keynes once said that, as far as he could tell, the average standard of living from the beginning of human history to the middle of the eighteenth century had perhaps doubled. Not much had changed, and then we found coal and gas and oil and everything changed. We're reaping the result of that, both ecologically and socially.

We can either save the planet from catastrophic warming, or protect fossil fuel CEOs. Not both. Do the math(s)

We believe that we live in the 'age of information,' that there has been an information 'explosion,' an information 'revolution.' While in a certain narrow sense this is the case, in many important ways just the opposite is true. We also live at a moment of deep ignorance, when vital knowledge that humans have always possessed about who we are and where we live seems beyond our reach. An Unenlightenment. An age of missing information.

What makes us different? We're the creature that can decide not to do something that we are capable of doing.