Even before the U. S. is involved in World War II, Roosevelt warns that the Germans are considering developing an atomic bomb. Once these rumors are confirmed, the U.S. creates The Manhattan Project to research and develop the first atomic bomb.
In the desert of New Mexico a half mile beneath the surface of the earth in a salt mine judged to be 250 million years old, a permanent disposal site is sought for the wastes from decommissioned atomic weapons facilities.