Read this short cartoon:
This is exactly right. As P.Z. Myers says, “Environmentalism is actually an act of self-defense.”
This is why I don’t understand how climate change can be called the ‘Great Moral Challenge’ of our generation. How is saving our own asses supposed to be all noble-and-stuff? I mean, if humanity was going to tackle climate change for purely altruistic reasons, then maybe we could pretend to be the heroes. We could get capes and everything. But when we finally get around to it, it will be because of self-interest.