S30.E1 ∙ History Of Rubber Tue, Sep 26, 1989 Season premiere: History of rubber. Includes its cultivation from wild trees. 0 /10
S30.E2 ∙ Balancing Act/Kids Go Wild Tue, Oct 03, 1989 A look at human sense of balance; Toronto Island Public and Natural Science School. 0 /10
S30.E5 ∙ A Sky Full Of Planes Tue, Nov 14, 1989 Report on problems of air traffic at airports in Toronto and Atlanta and about fixes that require it. 0 /10
S30.E6 ∙ Falcons By The Sea/Milkweed Tue, Nov 21, 1989 Researchers struggle to protect a reserve for peregrine falcons; milkweed plant is part of a complex living network. 0 /10
S30.E7 ∙ Rare Breeds Tue, Dec 05, 1989 The conservation of rare breeds of farm animals, and feeding behavior of phalarope. 0 /10
S30.E8 ∙ Howe Sound: Poisoned Waters Tue, Dec 12, 1989 Folder on two paper mills in British Columbia that pollute with impunity Howe Sound a few kilometers north of Vancouver. 0 /10
S30.E11 ∙ Little Wars Tue, Jan 02, 1990 The human invests a lot in war games, such as poker or other more elaborate games. 0 /10
S30.E15 ∙ Turning To Dust Tue, Mar 13, 1990 Host David Suzuki and narrator Angela Fusco present this program on deterioration of paper in old books around world. 0 /10
S30.E18 ∙ The Arctic National Wildlife Refuge Tue, Jun 19, 1990 The 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. 0 /10
S30.E19 ∙ Extinction Of The Black Rhino Tue, Jul 31, 1990 The reasons behind impending extinction of black rhino are explored 0 /10
S30.E20 ∙ Through The Looking Glass Tue, Sep 04, 1990 Film clips from three decades reflect changing views of world. 0 /10
