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| Lubang Ozon di Antartika |
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| Lubang Ozon di Antartika |
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| Lubang Ozon di Antartika |
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| Kedudukan Ozon |
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| Lapisan Ozon menghalang sinaran UV |
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| Kesan UV |
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| Punca penipisan lapisan ozon: Klorofluorokarbon (CFC) |
Sunday, September 16, 2012
Penipisan Lapisan Ozon / Ozone Depletion
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