• A Forest Grows Old (1993)
• Preserving Our World Series: Whose Woods Are These? (1993)
• Alaska's Rain Forest: The Tongass (1993)
• Forests of the World Series: Forests Forever (1993)
• Forests of the World Series: High Tech Trees (1993)
• The Last Stand: America's Ancient Forests (1993)
• Forests of the World Series: Life and Death (1993)
• Forests of the World Series: Managing Our Resources (1993)
• Forests of the World Series: The Power of Green (1993)
• Forests of the World Series: Renewal through Recycling (1993)
• Threatened Forests (1988)
• Forests of the World Series: Trees of Life (1993)
• Forests of the World Series: Who Owns the Forests? (1993)
• The Yew Tree (1992)
• National Audubon: Ancient Forests--Rage Over Trees (19??)
• Rain Forest (1991)
• Making a Difference: Restoring the Earth Around Us (1991)
• A Closer Look at Trees (1992)
• Planting and Staking Landscape Trees (1988)
• Microchip Al Chip (1991)
• Conservation and Our Forests (1966)
• Problems of Conservation: Acid Rain (1990)
• Forests After the Last Ice Age (1990)
• Forests and Steppes During the Ice Age (1990)
• Runa: Guardians of the Forest (1990)

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