This article in Mother Jones provides a good answer to claims that “it’s not about the oil”. It’s an in-depth look at how it’s been about the oil since the energy crisis in the 70’s. Though I don’t think the article directly references the PNAC, it’s talking about the same people. It’s a deeper look at one piece of the PNAC’s global puzzle.
Mother Jones: The Thirty-Year Itch
“Controlling Iraq is about oil as power, rather than oil as fuel,” says Michael Klare, professor of peace and world security studies at Hampshire College and author of Resource Wars. “Control over the Persian Gulf translates into control over Europe, Japan, and China. It’s having our hand on the spigot.”
Also check out their interactive map, which displays the oil reserves in the Middle East, as well as U.S. base deployments there.
Mother Jones: Oil and Arms — An In-Depth Look