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Every day we hear more about pollution and its negative effects on our enveronment. Our world is made up of a fragile eco-system that could be destroyed by mankind's carelessness.
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| Glavni autor: | |
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| Format: | Knjiga |
| Jezik: | Undetermined |
| Izdano: |
Makato
Creative education
1992
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| Teme: | |
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| Thư viện lưu trữ: | Trung tâm Học liệu Trường Đại học Cần Thơ |
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| Sažetak: | Every day we hear more about pollution and its negative effects on our enveronment. Our world is made up of a fragile eco-system that could be destroyed by mankind's carelessness. |
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