The war with Iran is not going well. It is difficult to supply US troops with adequate food and other necessities. With summer arriving soon, the region will soon be an even more inhospitable place for ground troops to fight. An underlying problem is that the world economy was reaching resource limits even before the Iran War began, adding to the difficulties. The most pressing resource limit is distillate fuel oil–an industry term for what we think of as diesel and jet fuel. This fuel is heavil...