Dr. Roberts looks at the possibility of nuclear winter if a war was fought between the U.S. and U.S.S.R. Walter Orr Roberts informal series, "Provocations." Each issue consists of provocative comments related to scientific issues that mostly focus on weather, climate the sun, or near space, with ... Show moreDr. Roberts looks at the possibility of nuclear winter if a war was fought between the U.S. and U.S.S.R. Walter Orr Roberts informal series, "Provocations." Each issue consists of provocative comments related to scientific issues that mostly focus on weather, climate the sun, or near space, with the aim of creating a forum for discussion. Show less
