• Return to Sender: A Story about Littering (1991)
• No Spare Parts (1991)
• Paul Ehrlich's Energy Watch (1991)
• The White Hole (1991)
• Zorts Sorts: A Story About Recycling (1991)
• Source of Life? Water in Our Environment (1992)
• Exploring Ecology (1992)
• Antarctica (1991)
• The Tropical Rain Forest (1991)
• Acid Rain: The Invisible Threat (1992)
• More (1991)
• Sea of Oil (1991)
• Made in the Shade (1992)
• The First and Last Frontier (1992)
• The Earth at Risk Environmental Series (1993)
• The Biology of Water (1991)
• Nature of Things: Salt of the Earth (1992)
• Paul Ehrlich's Earth Watch (1990)
• Pond Life: A Place to Live (1976)
• The Biosphere (19??)
• Emissions and Emotions: Challenges to the European Forest (1992)
• Reducing, Reusing, and Recycling: Environmental Concerns (19??)
• The Spirit of Nature (1992)
• Shining Time Station: Stacy Cleans Up (199?)
• Listening to America with Bill Moyers: The Politics of Trees (1992)

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