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The Nature of Things: 21x3
Skin – The Bare Necessity / Manatees / Ludhiana
Three films are featured: Skin – The Bare Necessity, dealing with the human skin; Manatees, concerning a unique vegetarian creature which lives in coastal waters, and Ludhiana, a profile of an Indian city which serves as the home base for 12,000 different business enterprises.
21 - 1- 21 - 2Cystic Fibrosis / Whooping Crane / Cold-Water Survival Oct. 15, 1980
- 21 - 3Skin – The Bare Necessity / Manatees / Ludhiana Oct. 22, 1980
- 21 - 4Tar Wars Oct. 29, 1980
- 21 - 5Going Without Gas / Surface Tension / Science Fair Nov. 05, 1980
- 21 - 6China Now – Its Roots in the Past (Part 1 of 2) Nov. 12, 1980
- 21 - 7China Now – The Four Modernizations (Part 2 of 2) Nov. 19, 1980
- 21 - 8Success Story / Sickle Cell Anemia Nov. 26, 1980
- 21 - 9Freak Waves / Invisible Astronomy / Hildebrand Dec. 03, 1980
- 21 - 10Prenatal Diagnosis / Hearing in Chinchillas Dec. 10, 1980
- 21 - 11AAAS Report / One of the Family / Oyster Culture Jan. 07, 1981
- 21 - 12Birds' Eggs / Newfoundland Oil / John Polanyi Jan. 14, 1981
- 21 - 13Poisoned Playgrounds / Charlie Jan. 28, 1981
- 21 - 14The Moving Still Feb. 11, 1981
- 21 - 15Sri Lanka: Island of Serendib Feb. 18, 1981
- 21 - 16
- 21 - 17The Foxes' Earth Mar. 25, 1981