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仁愛版英語九上topic2alltheseproblemsareveryserious之二-免費閱讀

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【正文】 Unit 2 Saving the Earth Topic2 All these problems are very serious. Section C In our daily life, we should face more environmental problems. Can you say something about them? cities, pollute, health problems In our daily life, we should face more environmental problems. Can you say something about them? factories, the land and the air, dead In our daily life, we should face more environmental problems. Can you say something about them? cut down, millions of, take away the earth, bee desert In our daily life, we should face more environmental problems. Can you say something about them? oxygen a special kind of oxygen called “ozone” (O3) a very big hole in the ozone layer, too much harmful radiation from the sun 臭氧層視頻 In our daily life, we should face more environmental problems. Can you say something about them? CO2 carbon dioxide increase a lot, form a “blanket”, the heat from the sun can’t escape cause the level of the sea to rise called “the greenhouse effect” or “globe warming” 溫室效應：視頻 1, 視頻 2 What other kinds of environmental problems can you think of? Talk about them w

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