Unit 6 Earth first Presenting ideas 课件-2024-2025学年高中英语外研版（2019）必修第二册

 Presenting ideas  A Carbon footprint survey   新标准《英语》高中必修第二册Unit6 Earth First To discuss items that contribute to a carbon footprint. To work together to discuss effective measures to reduce carbon emissions. Do you know what carbon footprint is? Warm up A carbon footprint is the total amount of greenhouse gases , including carbon dioxide(二氧化碳） and methane (沼气)) that are generated（产生） by our actions. Definition of carbon footprint: 1.Look at the three items（项目） that contribute（导致） to a carbon footprint. Add any more you can think of. 1... 2... 3... transport meat products beef steak 牛排 modern appliances（电器） Make sure that you unplug your electronics when you are not using them. air-conditioner空调 plastic packaging （外包袋） taking longer shower disposable（一次性的） chopsticks and lunch box order takeouts 点外卖 2.Creat a carbon footprint survey. Think of two questions and possible answers for each topic. Carbon footprint survey 1. How often do you walk, cycle or take public transport to school? Never (3) One to three times a week (2) Almost every day (1) 2. How often do you eat beefsteak（牛排）? Often (3) sometimes (2) seldom (1) 3. How long does it take you to take a shower? More than 15 minutes (3) 15 minutes (2) less than 15 minutes (1) 3.Carry out the survey and use the results to come up with ways（提出措施） to reduce carbon footprint. 1... 2... 3... 1. Which shopping bag will you use to live a low carbon life? plastic bag paper bag poisonous substance 有毒物质 energy-consuming 耗能的 cloth bag(布包） reusable(可多次使用的） Choose for a low carbon life 2. What should you do to live a low carbon life ? Turn off a device. Unplug a device. stand-by mode待机模式 energy-saving 节能的 3. Which food are you more likely to choose to live a low carbon life? energy-consuming 耗能的 vegetables and fruits meat products 4. Which one will you do to live a low carbon life? Taking a bath. Taking a shower. water-saving 节水的 keep your time as short as possible 5.Which transport will you use to live a low carbon life? fossil fuel(化石燃料） energy-conservation 节能 private car public transport 4.Report the results of your survey and your ideas to the class. Use the expressions to help you. 1.The average score(平均分） of our group is… 2.The result shows that our life is low carbon or not. 3.The biggest problem is transport/food/ appliances / packaging/shower time...——不好的方面 4.We’re glad to see that we do a good job in these respects...——好的方面 5.In order to…, we suggest choosing public transport/green food/reusable bag...——措施 5.Peer evaluation(小组互评） and group presentation Summary 1. "Carbon footprint". 2. How to do a survey. 3. How to report results and ideas. Multimedia Cloud Transcode (cloud.baidu.com) $$