课件编号42346
创建日期2015-2-3
修订版本1
语言种类英语
一级分类Scientific American Podcast
二级分类60-Second Science
课件名称20150202-Save Libyan Archaeology Plea Issued
简要描述 Savino di Lernia, director of the Archaeological Mission in the Sahara at the Sapienza University of Rome, says violence and unrest threaten World Heritage sites and researchers. Cynthia Graber reports.
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2015-2-3 创建