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Browsing Environmental Science Center by Author "Wakid%2C A. M. %5B%D8%B9%D8%A8%D8%AF %D8%A7%D9%84%D9%81%D8%AA%D8%A7%D8%AD %D9%85%D8%AC%D8%A7%D9%87%D8%AF %D9%88%D8%A7%D9%83%D8%AF%5D"