The global temperature is rising, the ice caps are melting, and levels of pollution across the world have reached unprecedented heights. According to eminent scientist James Lovelock, in order to survive an assault from her dependents, the Earth is lurching ever closer to a permanent "hot state." Within the next century, we will almost certainly be forced to give up many of the comforts of western living as supplies are threatened. Only the fittest -- and the smartest -- will survive.