"AbrĂ¼stung." . . . . . "Planet earth in the \"\"post-nuclear\"\" age" . . "Planet earth in the \"post-nuclear\" age" . . . . . . . . . . . . . . . . . "Nuclear war" . . "USSR" . . "Nuclear energy" . . "United States" . . "Chernobyl" . . "Sicherheitspolitik." . . "Atomkrieg." . . . . "Nuclear weapons" . .