> Some of that floor area will go into multi-storey buildings but some will be provided by ever-expanding urban sprawl, which will leave even less space for wil

> Some of that floor area will go into multi-storey buildings but some will be provided by ever-expanding urban sprawl, which will leave even less space for wildlife. I don't think we're ever going to erase this. We keep saying, time to tackle urban sprawl. I don't think we have the ability. I think the urban sprawl IS the reaction to density. It happens again and again. For every human that likes living in a city there's another one that hates living in a city.