Introduction: On saving the world, by T. M. Disch -- Deer in the works, by K. Vonnegut, Jr. -- Three million square miles, by G. Wolfe -- Closing with nature, by N. Rush -- The plot to save the world, by M. Brownstein -- Autofac, by P. K. Dick -- Roommates, by H. Harrison -- Groaning hinges of the world, by R. A. Lafferty -- Gas mask, by J. D. Houston -- Wednesday, November 15, 1967, by G. A. Effinger -- The cage of sand, by J. G. Ballard -- Accident vertigo, by K. Elmslie -- The birds, by D. du Maurier -- Do it for mama! By J. J. Mundis -- The dreadful has already happened, by N. Kagan -- The Shaker revival, by G. Jonas -- America the beautiful, by F. Leiber.