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The Nature of Things

Season 11 · Episode 9

The Great Lakes

0.0February 8, 1971

Immediate implementation of pollution control in our Great Lakes is urgently needed if we are to preserve our most vital waterway.

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Episode 1"The Last Stand: Western Mountain Parks"
Episode 2"The Last Stand: The Everglades of Florida"
Episode 3The Last Stand: Point Pelee
Episode 4The Last Stand: The Southwestern Desert
Episode 5A Sense Of Time: The Age Of The Universe
Episode 6A Sense Of Time: The Age Of The Earth
Episode 7A Sense Of Time: The Age Of Man
Episode 8The Great Lakes
Episode 9The Great Lakes
Episode 10Population Problems: Everybody'S Baby
Episode 11Population Problems: Tomorrow'S Child
Episode 12Who Help Themselves
Episode 13Psychiatry: Heavy Night
Episode 14Psychiatry: Street Fighting Mad
Episode 15Psychiatry: Human Potential