Sezon 7
Bölümler
1 The Elusive Illness 15 Oca 1980 2 A is for Atom, B is for Bomb 22 Oca 1980 3 Living Machines 5 Şub 1980 4 Portrait of a Killer 19 Şub 1980 5 Umealit: The Whale Hunters 4 Mar 1980 6 The Safety Factor 11 Mar 1980 7 A Mediterranean Prospect 18 Mar 1980 8 Mr. Ludwig's Tropical Dreamland 25 Mar 1980 9 The Pinks and the Blues 30 Eyl 1980 10 The Cancer Detectives of Lin Xian 7 Eki 1980 11 The Sea Behind the Dunes 14 Eki 1980 12 Do We Really Need the Rockes? 28 Eki 1980 13 The Big IF 4 Kas 1980 14 Voyager: Jupiter & Beyond 11 Kas 1980 15 The Wizard Who Spat on the Floor 18 Kas 1980 16 The Water Crisis 25 Kas 1980 17 Moving Still 2 Ara 1980 18 A Touch of Sensitivity 9 Ara 1980 19 The Red Deer of Rhum 23 Ara 1980 20 It's About Time 30 Ara 1980