S29.E2 ∙ Trouble In The ForestTue, Oct 11, 1988Something terrible is happening to forests of eastern North America. Acid rain is killing deciduous trees.Rate
S29.E3 ∙ Human EvolutionTue, Oct 25, 1988Multicelled human organisms evolve from matter created 14.5 billion years before..Rate
S29.E4 ∙ Face Value/Bird HospitalTue, Nov 1, 1988Analyzing facial musculature, and a Hindu hospital for birds.Rate
S29.E5 ∙ Piercing The Dark; Let The Wild Things GrowTue, Nov 8, 1988A Jamaican bat cave; gardening and ecological principles.Rate
S29.E6 ∙ Rivers To The SeaTue, Dec 6, 1988During summer, several Rivers Maritimes are so shallow that it is difficult to navigate.Rate
S29.E8 ∙ Borne Of The Wind/Jellyfish Of The SkyTue, Dec 27, 1988The Bald Eagle, an endangered species; Dirigibles from yesterday to today.Rate
S29.E10 ∙ Blowpipes And BulldozersTue, Jan 10, 1989Swiss artist Bruno Manser works to save Penan tribe of Malaysian forest.Rate
S29.E11 ∙ Back Pain/Structural ColoursTue, Jan 17, 1989The sources and treatments of back pain; manufacture and application of man-made structural colours.Rate
S29.E13 ∙ The Vision Of The BlindTue, Feb 7, 1989Psychologist John Kennedy, from University of Toronto, examines ability of blind people to create.Rate
S29.E14 ∙ Roger Tory Peterson: Portrait Of A Bird Watcher UpdateTue, Feb 21, 1989American painter Roger Tory Peterson's influence on popularity of birdwatching.Rate
S29.E15 ∙ I Never Planned On This: All Of Us AgeTue, Feb 28, 1989All you need to know about aging.Rate