新译林版高中英语选择性必修三Unit4 reading课件.pptx

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Jiuzhaigou ValleyMount TaiThe Great Wallcultural heritagenatural heritagemixed heritageWorld Heritage sites listed by UNESCO

What is UNESCO?OBesides its support of educational and science programs, UNESCO is also involved in efforts to protect the natural environment and humanity’s common cultural heritage.U ESC ducationalcientificultural rganization nitedations N联合国教科文组织its function?

types of heritage sitescultural natural mixedin danger

Heritage in danger

What is the article about ?Why are heritage sites in danger?How to keep them out of danger?prediction about the lecture

natural forceshuman acitvitieslong-term natural forceswarssudden and powerful natural forcesFlood of touristsdevelopmentPara. 1: Heritage sites need protection.Read the lecture transcript and complete the chart below.P

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