> For humanity to continue growing as a species we have to become more efficient with land use. This is an interesting contradiction. I agree we need to be mor

> For humanity to continue growing as a species we have to become more efficient with land use. This is an interesting contradiction. I agree we need to be more efficient with land use, but listening to some of the climate change predictions, we're going to need as much land as possible to sustain a population living in areas where agriculture may be limited or impossible.