There is a tendency at every important but difficult crossroad to pretend that it's not really there.

I think the same around the world. At 350.org we just trained 500 young people from around the world in Istanbul for a few weeks. We had 5000 applications from young people who wanted to be part of the training. There's real hunger out there.

On the top of these mile thick slabs of ice the water is percolating quickly to the base and greasing the skids, as it were, for the slide of that ice into the ocean.

We can no longer imagine that we are part of something larger than ourselves - that is what all this boils down to.

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.

We'd like to get the fossil fuel industry on the back foot for a while, having to deal with us.

I think it's going to be a tough century; I also think people are starting to rise up, and that a growth in human solidarity will help compensate for the loss of margin in the natural world that will make life harder.