Sir Partha DasGupta discusses natural capital and what it means in terms of economy.  We have generally ignored our ecosystems including farm land and forests.

Sir Partha DasGupta. Frank Ramsey Professor Emeritus of Economics, University of Cambridge, has written an article entitled "Nature's Role in Sustainable Economic Development" for the issue of Philosophical Transactions B "Personal perspectives in the life sciences for the Royal Society's 350th anniversary". In this podcast Wendy Barnaby interviews Sir Partha about his article and how nature should be taken into account when looking at economic development.

Conversations host Harry Kreisler of the University of Berkeley welcomes Amory Lovins for a discussion of Natural Capitalism ( http://www.natcap.org/ ). Lovins explains the origins and mission of Rocky Mountain Institute ( http://www.rmi.org/ ) and analyzes the opportunities and benefits of using the profit motive to redesign the relationship between the environment and capitalism. Drawing on his thirty year career as an innovator and scientist, he analyzes the mechanisms by which ideas can impact business practice and government policy with the goal of sustaining the environment.