Horizon — Season 1990

E01 Oil Spill 08 Jan 1990 E02 Medicine 2000 15 Jan 1990 E03 Food Irradiation: Would You Buy It? 22 Jan 1990 E04 From Earth to Miranda 29 Jan 1990 E05 Encounter With Neptune 05 Feb 1990 E06 Guess What's Coming to Dinner? 12 Feb 1990 E07 The First 14 Days 19 Feb 1990 E08 The 10,000 Year Test 05 Mar 1990 E09 Hurricane! 12 Mar 1990 E10 The Britannic Greenhouse 19 Mar 1990 E11 Cold Fusion 26 Mar 1990 E12 The Quake of '89 - The Final Warning? 02 Apr 1990 E13 The Sharpest Shot of the Universe 09 Apr 1990 E14 The Company of Ants and Bees 23 Apr 1990 E15 The Intelligent Island 30 Apr 1990 E16 Legacy of a Volcano 14 May 1990 E17 Do Cows Make You Mad? 21 May 1990 E18 The Child Mothers 04 Jun 1990 E19 Signs of Life 11 Jun 1990 E20 AIDS: A Quest for a Cure 25 Jun 1990