The most blatant examples are increased power and frequency in hurricanes and the increased depth and frequency of heat waves.

I don't know how to make people who absolutely have to be obsessed with paying a week's energy bills... obsessed with climate change... It's very hard.

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.

We'd won the argument 15 years before, we were just losing the fight. And so it became clear to some of us that we would need to organise to fight, that we weren't going to win.

Here, there's more of a movement, it doesn't mean we're winning any more, but we're at least fighting.

[Political actions] has to happen on the local and state level; we have to convince our cities to join the growing number of more than 200 American cities who have signed on to the mayor's climate campaign.

... the constant flow of images undercuts the sense that there's actually something wrong with the world. How can there really be a shortage of whooping cranes when you've seen a thousand images of them - seen ten times more images than there are actually whooping cranes left in the wild?