Profiles the overexploitation of hot steam outside of San Francisco using a mathematics parable about what happened when too many cows were put in the same area to graze, causing overgrazing and the loss of the entire herd. Part of the Mathsphere Series.
Encyclopedia Britannica, 331 N. LaSalle St., Chicago, IL 60610, Phone: (312)347-7159, Toll-free: 800-323-1229, Fax: (312)294-2104, URL: http://www.britannica.com
Available on VHS
Running time 11 minutes.
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