We often muse about what would happen if our access to energy was unceremoniously disrupted. But in fact, we’ve lived this scenario before. In 1973, due to actions by the Organizations of the Petroleum Exporting Countries (OPEC), vital oil supply lines to many western counties abruptly cutoff. In his article The Day the Oil Pipes Went Dry, economist and author Peter Tertzakian outlines the shocking impacts of that energy shortage and the likelihood of it happening again.