Heathy environment, healthy humans

What does climate change and environmental degredation do to our health? Often these are presented as a loss of species or habitat, but the impacts on humans are real. Some are direct while others are indirect. In all, these are symptoms of a more fundamental problem: our addiction to growth. The mad, relentless drive for an ever bigger population, consuming ever more on a finite planet will not end well. Dr Colin Butler is Honorary prof ANU and a contributuning author to the new the book Sustainability and the New Economics..   Interview by Rod.