TEDTalk 2012 - Paul Gilding: The Earth is Full

Paul Gilding is an independent writer, advisor and advocate for action on climate change and sustainability. This is Paul's recent TEDTalk: Have we used up all our resources? Have we filled up all the livable space on Earth? Paul Gilding suggests we have, and the possibility of devastating consequences, in a talk that's equal parts terrifying and, oddly, hopeful.