Interview with Gwynne Dyer, an internationally renowned independent journalist and expert on war and the causes of international conflict. His weekly newspaper column is published in 175 newspapers in 45 countries. Dyer is the author of eight books and in his most recent book, Climate Wars, and in this Green Interview, Dyer delves into the impact of climate change on agricultural productivity and food supplies and how this will affect world peace and security. He thinks that major wars are a very likely consequence of climate change, and that the time to forestall them is short.