Overview
Horizon investigates the threat to the Snowdonia National Park in Britain, from mining companies.
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9 - 1The Missing Link January 03, 1972 -
9 - 2Navajo - The Last Red Indians January 10, 1972
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9 - 3How Much Do You Smell? January 17, 1972
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9 - 4The Parasite of Paradise January 31, 1972
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9 - 5The Day it Rained Periwinkles February 07, 1972
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9 - 6Are You Doing This for Me Doctor, or Am I Doing It for You? February 14, 1972
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9 - 7How They Sold Doomsday February 21, 1972
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9 - 8For Love or Money? February 28, 1972
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9 - 9Whales, Dolphins and Men March 06, 1972
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9 - 10What Is Race? March 13, 1972
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9 - 11The Man-Made Lakes in Africa March 20, 1972
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9 - 12Survival in the Sahara March 27, 1972
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9 - 13Mind Over Body April 10, 1972
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9 - 14Out of Volcanoes April 17, 1972
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9 - 15The Wizard Who Spat on the Floor May 01, 1972
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9 - 16Rail Crash May 08, 1972
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9 - 17Do You Dig National Parks? May 22, 1972
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9 - 18Sorry I Opened My Mouth June 12, 1972
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9 - 19The Way We Move July 03, 1972
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9 - 20The Life that Lives on Man July 10, 1972
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9 - 21Sex Can Be a Problem July 24, 1972
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9 - 22The Surgery of Violence July 31, 1972
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9 - 23Hospital, 1922 October 12, 1972
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9 - 24When Polar Bears Swam in the Thames October 19, 1972
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9 - 25The Making of the English Landscape October 26, 1972
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9 - 26Shadows of Bliss November 02, 1972
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9 - 27The Billion-Dollar Marsh November 09, 1972
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9 - 28Do You Sincerely Want a Long Life? November 16, 1972
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9 - 29The Making of a Natural History Film November 23, 1972
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9 - 30Fire November 30, 1972
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9 - 31Alaskan Pipe-Dream December 07, 1972
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9 - 32Their Life in Your Hands December 21, 1972
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9 - 33Navigating Europe December 28, 1972
