U.S. officials monitoring terrorist web sites have discovered a call for using forest fires as weapons against “crusader” nations, in what may explain some recent wildfires in places like southern California and Greece. A terrorist website was discovered recently that carried a posting that called for “Forest Jihad.” The posting was listed on the Internet on Nov. 26 and reported in U.S. intelligence channels last week. The statement, in Arabic, said that “summer has begun so do not forget the Forest Jihad.” The writer called on all Muslims in the United States, Europe, Russia and Australia to “start forest fires.”...