Pollution the land we live on
Describes the life-supporting role of soil, the ways man is destroying it, and new methods of land management and garbage disposal that will help conserve it.
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | , |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Minneapolis
Lerner Publications Co.
[1971]
|
| Cyfres: | A Real world book
|
| Pynciau: |