unit4《Globalwarming》period12warmingupandreading1课件31(人教版选修6).ppt

unit4《Globalwarming》period12warmingupandreading1课件31(人教版选修6).ppt

  1. 1、本文档共125页,可阅读全部内容。
  2. 2、有哪些信誉好的足球投注网站(book118)网站文档一经付费(服务费),不意味着购买了该文档的版权,仅供个人/单位学习、研究之用,不得用于商业用途,未经授权,严禁复制、发行、汇编、翻译或者网络传播等,侵权必究。
  3. 3、本站所有内容均由合作方或网友上传,本站不对文档的完整性、权威性及其观点立场正确性做任何保证或承诺!文档内容仅供研究参考,付费前请自行鉴别。如您付费,意味着您自己接受本站规则且自行承担风险,本站不退款、不进行额外附加服务;查看《如何避免下载的几个坑》。如果您已付费下载过本站文档,您可以点击 这里二次下载
  4. 4、如文档侵犯商业秘密、侵犯著作权、侵犯人身权等,请点击“版权申诉”(推荐),也可以打举报电话:400-050-0827(电话支持时间:9:00-18:30)。
查看更多
;;Things that use energy around us or at any other places:;Things that use energy;Windmills, renewable.;What? What kind? Renewable?;What? What kind? Renewable?;What? What kind? Renewable?;What? What kind? Renewable?;Guess it!;What source of energy?;Geothermal (地热的) Energy Plant; ;What are fossil fuels?;What about the weather?;The sun.; How about the plants?;If lack of solar energy, the plants…;Greenhouse gases!;Let’s see the following picture about it.;Global Warming;Read the passage again to find out the answers to the questions in Ex.1;1.Who wrote the magazine article? What is the name of the magazine? 2.What are the names of the three scientists mentioned in the article? ; → There are some very different attitudes among scientists towards this issue. Some think the effects will be terrible, while some others believe that we should not worry about it. ;→ The first graph shows the temperature increase of one degree Fahrenheit between 1860 to 2000. The second graph shows the carbon dioxide content in the atmosphere from 1957 to 1977. → Global warming / the warming of the earth; Read the passage carefully and judge whether the statements are true or false? The temperature last century didn’t increase much. Everyone believes that global warming is caused by the activities of humans. Janice Foster believes that global warming is caused b the burning fossil fuels. Natural gas is a greenhouse gas.;5. Carbon dioxide is a byproduct of burning fossil fuels. 6. People accept Charles Keeling’s data because he took accurate measurements. 7. Flooding could be one of the effects of future global warming. 8. George Hambley believes scientists are just guessing about the effects of global warming.;9. George Hambley is worried about the effects of carbon dioxide on plant growth. 10. It is clear what the effects of global warming will be.; How many parts can the text be divided into? Tips: Part 1 (para __) Part 2 (para ___ to ___) Part 3 (para ___ to ___) Part 4 (para ___ to ___);

文档评论(0)

zhaoxiaoj + 关注
实名认证
内容提供者

该用户很懒,什么也没介绍

1亿VIP精品文档

相关文档