My recording of the David Homgren lecture at Auckland University is now available here, it has static at the start but otherwise isnt too bad. To download the powerpoint which went with the presentation click here. Thanks heaps to stephen for the help :)
Here is an interview with with David Holmgren about peak oil and permaculture
Here is a talk by David Holmgren and Richard Heinberg about peak oil and permaculture.
Here is an interview with Bill Mollison
Here is a video interview with Adam Fenderson and David Holmgren about permaculture and its role in an energy constrained world
And here is the wikipedia article on permaculture its a decent intro to permaculture