Threatened oceans
Explores the vital importance of ocean ecosystems and resources and focuses on how fishing, dumping, oil spills, and other human influences endanger the marine environment.
| Egile nagusia: | |
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| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
New York
Facts on File
c1991.
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| Saila: | Our fragile planet
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| Gaiak: |