global warming.pptx
《global warming.pptx》由会员分享,可在线阅读,更多相关《global warming.pptx(21页珍藏版)》请在得力文库 - 分享文档赚钱的网站上搜索。
1、Unit 22 Environmental Protection Lesson 1 Global Warming 桐城市第八中学桐城市第八中学 许杞许杞What is global warming?Causes of global warmingvehiclesfactoriesburning of the fuelsConsequences of global warmingWhat is global warming?Global warming means an average increase in the Earths temperature which leads to clima
2、te change.Pair-workWhich countries do you think contribute more to global warming?a.Developed countriesb.Developing countries Task 1:Read the text and match the heads with the paragraphs.1.Draw readers attention to the topic by asking questions.2.What should human beings do.3.What is global warming.
3、4.Consequences of global warming.5.What cause global warmingPara 1.Para 2.Para 3.Para 4.Para 5.Task 2:Word studyScan the text for these following words and work out their meanings.consensus,bounce,agriculture,coincidence,condemn,reservation,sarifice,advocate1.In the last few decades,scientists have
4、reached consensus and reported that human beings are causing changes in the earths climate2.Without these naturally occuring gases,the suns rays would bounce back into space leaving the Earth cold and impossilbe to live on.agreementjump backThe greenhouse effect3.Given this data,it seems that the li
5、nk between human activities and rising global temperatures is not merely a coincidence.4.if we continue to produce carbon dioxide and other gases in such huge quantities,we are condemning life on Earth巧合巧合destroying5.Some government,for example,the USAs federal government,express reservations about
6、whether global warming is really caused by human activities.6.Experts advocated that each person play their part to save the earth.保留意见保留意见put forward and supportMatch the Key Words with their Chinese meanings.consensus bounce agriculture coincidence condemn reservation sacrifice advocate反弹反弹 农业农业 巧
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- global warming
限制150内