Carpooling is important for urban density, air pollution and other reasons, but carpooling is not the kind of thing that actually changes the energy equation.
Facebook is not very good at dealing with named groups; they're not very good at saying, 'We've got this book club and I'm a member and you're not.' But membership is one of the precursors to a lot of social action.
There is a giant gulf between doing something and doing nothing. And someone who makes a lolcat and uploads it - even if only to crack their friends up - has already crossed that chasm to doing something. That's the sea change, and you can see it even with the cute cats.
There is no larger collective-action problem than the environment. The three biggest lies of the environmental movement is that every little bit helps, you can do your part, and together we can do it.
The tools that a society uses to create and maintain itself are as central to human life as a hive is to bee life. Though the hive is not part of any individual bee, it is part of the colony, both shaped by and shaping the lives of its inhabitants.
