NOVA Season 4 Episode 13
The Business of Extinction
NOVA explores the huge international illegal trade in animals, penetrates the thriving underworld of smugglers and assesses the effects on vanishing wildlife.
- 4 - 20The Green MachineJan. 11, 1978
- 4 - 19The New HealersJun. 29, 1977
- 4 - 18Across the Silent BarrierJun. 22, 1977
- 4 - 17Linus Pauling: Crusading ScientistJun. 01, 1977
- 4 - 16Tongues of Men (2)May. 18, 1977
- 4 - 15Tongues of Men (1)May. 11, 1977
- 4 - 14The Red PlanetApr. 27, 1977
- 4 - 13The Business of ExtinctionApr. 20, 1977
- 4 - 12The Dawn of the Solar AgeApr. 20, 1977
- 4 - 11The Wolf EquationMar. 30, 1977
- 4 - 10The Human AnimalMar. 23, 1977
- 4 - 9The Gene EngineersMar. 16, 1977
- 4 - 8The Pill for the PeopleMar. 09, 1977
- 4 - 7Bye Bye BlackbirdMar. 02, 1977
- 4 - 6Incident at Brown's FerryFeb. 23, 1977
- 4 - 5The Plastic PrisonFeb. 09, 1977
- 4 - 4The Sunspot MysteryFeb. 02, 1977
- 4 - 3What Price Coal?Jan. 19, 1977
- 4 - 2The Hot Blooded DinosaursJan. 12, 1977
- 4 - 1Hitler's Secret WeaponJan. 05, 1977