Think Globally Radio recently posted a number of great interviews. Here is one interesting one with political scientist, and renown author Thomas Homer-Dixon from University of Waterloo (Canada) – one of the world’s leading scholars on the intersection of environment, security and crisis.
Direct link to the interview can be found here.
Adaptiveness and Innovation in Earth System Governance 
For those interested in discussing the issues elaborated in this interview, the excellent blog “Ecological Sociology”, has posted an interesting comment to Homer-Dixon’s analysis: http://ecologicalsociology.blogspot.com/2010/09/homer-dixon-sighting-or-actually.html