S30.E1 ∙ History Of RubberTue, Sep 26, 1989Season premiere: History of rubber. Includes its cultivation from wild trees.Rate
S30.E2 ∙ Balancing Act/Kids Go WildTue, Oct 3, 1989A look at human sense of balance; Toronto Island Public and Natural Science School.Rate
S30.E5 ∙ A Sky Full Of PlanesTue, Nov 14, 1989Report on problems of air traffic at airports in Toronto and Atlanta and about fixes that require it.Rate
S30.E6 ∙ Falcons By The Sea/MilkweedTue, Nov 21, 1989Researchers struggle to protect a reserve for peregrine falcons; milkweed plant is part of a complex living network.Rate
S30.E7 ∙ Rare BreedsTue, Dec 5, 1989The conservation of rare breeds of farm animals, and feeding behavior of phalarope.Rate
S30.E8 ∙ Howe Sound: Poisoned WatersTue, Dec 12, 1989Folder on two paper mills in British Columbia that pollute with impunity Howe Sound a few kilometers north of Vancouver.Rate
S30.E11 ∙ Little WarsTue, Jan 2, 1990The human invests a lot in war games, such as poker or other more elaborate games.Rate
S30.E15 ∙ Turning To DustTue, Mar 13, 1990Host David Suzuki and narrator Angela Fusco present this program on deterioration of paper in old books around world.Rate
S30.E18 ∙ The Arctic National Wildlife RefugeTue, Jun 19, 1990The Arctic National Wildlife Refuge, a wilderness against Canada/US border that is calving grounds of caribou, is threatened by US Department of Interior's plans to develop land for oil.Rate
S30.E19 ∙ Extinction Of The Black RhinoTue, Jul 31, 1990The reasons behind impending extinction of black rhino are exploredRate
S30.E20 ∙ Through The Looking GlassTue, Sep 4, 1990Film clips from three decades reflect changing views of world.Rate