All's not well when the oil runs dry

All's not well when the oil runs dry - theage.com.au:
by Claire Miller -- Oct 2, 2005
"Significantly, Colin Campbell, a former oil industry executive, has calculated that 'conventional' oil -- the sweet stuff that is easy to extract and cheap to refine -- peaked 18 months ago. That means increasingly relying on low-quality, heavy oils and oil sands to maintain supply levels. These sources are more expensive to extract and process, which means even higher prices at the bowser, not to mention higher greenhouse emissions from the heavier fuels."