Countdown to collision Environmental Pollution Environment Population Density The film opens with a poem describing a pristine land as the camera scans the landscape. Then the film shows bulldozers plowing up the land. It then shows the area being paved with concrete and construction on the site. Trash is strewn everywhere. People are interviewed about the quality of life they have. Older people reflect on the changes that have been made to the land over their lifetimes. Other people comment on pollution, over-population, and other environmental issues. The film shows various problems with the environment and Hugh Downs comments on how this affects the health of the population. Credits: Executive producer, Murdock Head ; producer, Frank Kavanaugh ; director-editor, Charles E. Francis ; cinematographers, Charles Durie, et al. Cast: Commentary by Hugh Downs. 16 mm film Gift; Hugh Rigby, Chief, Media/Materials Clearinghouse Johns Hopkins Center for Communication Programs; 20011203; Acc# 2002-14. DVD Transfer; Exhibition Program, History of Medicine Division, National Library of Medicine; 20070806. [Airlie, Va.?] : George Washington University, [1972] Head, Murdock. Airlie Productions. George Washington University. Department of Medical and Public Affairs. American Academy of Family Physicians. Medical Society of the District of Columbia. Documentaries and Factual Films Moving image 027 min. Color Live action nlm:nlmuid-101465236-vid 101465236 http://resource.nlm.nih.gov/101465236 OCLC: 213379531 English United States The National Library of Medicine believes this item to be in the public domain. https://creativecommons.org/publicdomain/mark/1.0