The Cold and the Dark: The World after Nuclear War
Encyclopedia
The Cold and the Dark: The World after Nuclear War is a 1984 non-fiction book by Paul R. Ehrlich
Paul R. Ehrlich
Paul Ralph Ehrlich is an American biologist and educator who is the Bing Professor of Population Studies in the department of Biological Sciences at Stanford University and president of Stanford's Center for Conservation Biology. By training he is an entomologist specializing in Lepidoptera , but...

, Carl Sagan
Carl Sagan
Carl Edward Sagan was an American astronomer, astrophysicist, cosmologist, author, science popularizer and science communicator in astronomy and natural sciences. He published more than 600 scientific papers and articles and was author, co-author or editor of more than 20 books...

 and Donald Kennedy
Donald Kennedy
Donald Kennedy is an American scientist, public administrator and academic.Donald Kennedy was born in New York and educated at Harvard University...

. It makes dramatic predictions of the effect of nuclear conflagration on the earth's climate (Nuclear winter
Nuclear winter
Nuclear winter is a predicted climatic effect of nuclear war. It has been theorized that severely cold weather and reduced sunlight for a period of months or even years could be caused by detonating large numbers of nuclear weapons, especially over flammable targets such as cities, where large...

).

The book builds on the "TTAPS" study, co-authored by Sagan, which was published in 1983 in Science
Science Magazine
Science Magazine was a half-hour television show produced by the Canadian Broadcasting Corporation from 1975 to 1979.The show was hosted by geneticist David Suzuki, who previously hosted the daytime youth programme Suzuki On Science...

.
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