Erlichs 60 minutes talk was called, the vanishing wild. He really didn't talk that much about global warming that much. He talked about a sustainable population, overfishing, and deforestation and habitat loss. and extinction. Dr. Doom could very well have been right had it not been for the green revolution. Maybe we are going through some sort of renewable energy revolution now. I imagine us humans are clever enough to preserve the species, but it could get a little lonely and boring without the wild creatures. I think we've become a little myopic over global warming as the only environmental concern.