Discusses the importance of trees as sources of food, oxygen, and other essential things.
- ISBN10 0060215291
- ISBN13 9780060215293
- Publish Date 30 January 1994 (first published 1 January 1994)
- Publish Status Out of Print
- Out of Print 14 June 2021
- Publish Country US
- Publisher HarperCollins Publishers
- Imprint Collins
- Format Hardcover (Library Binding)
- Pages 32
- Language English