Not sure if this will still be available, as wikipedia reckon it will only be up on youtube until 14th June but I can hardly have a blog about the whole damn world without posting about how we're changing the face of it.
(Edit: It's still available late on the 15th by the way. just click on the pic to watch)
It's familiar stuff to me, bringing together facts and concepts I've read elsewhere in the books of Jared Diamond, Mark Lynas, George Monbiot and others. Beautifully photographed, although the style jarred a bit at first.