Go read this.

I don’t know whether to be pleased that what I’ve been describing in my talks (not original to me of course) is now being acknowledged within the most influential levels of our government, or more frightened because the chances (hopes) that I am wrong are receding.

“During the next 30 years, every aspect of human life will change at an unprecedented rate… Over the next 30 years, the resource-related challenges to global stability will be diverse, wide-ranging and significant…Increasing demand and climate change are likely to place pressure on the supply of key [food] staples…The Golden Age of cheap energy has passed. Competition for energy supplies will dominate the economic landscape during the next 30 years…The middle classes could become a revolutionary class, taking the role envisaged for the proletariat by Marx. The globalization of labour markets and reducing levels of national welfare provision and employment could reduce peoples’ attachment to particular states….”

All this, and they are taking a very optimistic stance on future oil supply.