One of the most frequent concerns about environmental sustainability - going green - is that people will only act to maximise self-interest. There's a body of evidence that this is not the case (links below) and Jeremy Rifkin, in this short 10 minute video, summarises some of our collaborative drivers.
The talk covers human behaviours that can deliver a real sustainable advantage to companies acting on climate change.
For some more background see Just who collaborates in the real world? and Carbon neutral companies seeing the advantages.