The United Nations is usurping the sovereignty of the United States of America. It is taking over large tracts of US land by means of a sinister device called the "World Heritage Listing".
Last Saturday's edition of the Pittsburgh Tribune-Review has an interview with Nathan Tabor, who explains all. Tabor is author of the prosaicly-entitled book "The Beast on the East River: The U.N. Threat to America's Sovereignty and Security" (which, curiously, has four out of four glowing reviews on amazon.com).