Unit 13 Humanity and Nature.docx

1、Unit 13 Humanity and Nature Objectives Skills Development: recognizing, identifying, reasoning, drawing inferences, summarizing Functions and Situations: making suggestions, giving personal opinions Language Focus: environment-related idioms, word-matching, rewriting sentencesFocus of LearningThe fo

2、cus of learning in this unit is to understand pollution problems and the harm they cause to mankind through news reports, talks and science reports. Warm-Up SpeakingWatch a video clip, and answer the following questions:1. Why is the Arctic ice cap compared to the beating heart of the global climate

3、 system?2. Why was the lake on fire?3. What are the three major causes of global warming?4. Can you tell the two biggest greenhouse-gas emitters?5. Old African proverb: Vocabulary Building1. b applicant2. d deteriorate3. e replenish4. a rein in5. f soar6. h exceed7. c trigger8. g exposure Listening

4、& SpeakingPart ATopic: Developing Pollution-Free Energy a News ReportGoal: to get a rough idea of the environmental problems Beijing is tacklingKey Words and Expressions:metropolis mtrpls : the largest, busiest, and most important city in a country or regionmunicipal mjunisipl : associated with or b

5、elonging to a city or town that has its own local governmentdeteriorate ditirireit : grow worse or degenerate in qualitystringent strndnt : (especially of laws, rules or conditions etc) severe; making difficult demandsDeveloping Pollution-Free Energy a News Report1. Beijing is working towards the go

6、al of becoming an energy saving, clean and beautiful international metropolis.2. “As one of the few coal-consuming capitals in the world, Beijing burned 27 million tons of coal in 2000. Coal consumption has been proven to be the major cause of pollution in the city,” Guo Junqing, deputy director of

7、the Beijing Municipal Development Planning Committee, told an ongoing international seminar on energy and environment here Friday.3. “The city plans to cut coal consumption to less than 15 million tons by 2008. The amount to be used in the urban districts will be no more than 8.5 million tons,” he s

8、aid.4. “Priority will be given to the development of clean energy，such as electric power and natural gas, which will constitute 80 percent of the energy consumed in Beijing by 2008,” Guo said.5. The 3,000-year-old city has been suffering from a deteriorating environment since the early 1990s as a re

9、sult of urban expansion and a population explosion.6. To tackle the problem，Beijing municipal government has introduced a number of measuressince the late 1990s to improve air quality, including controlling air pollution, reducing coal consumption, applying stringent auto-emission rules and increasi

10、ng green space.Listening Task 11. F2. N3. T4. F5. TListening Task 26. 27 million tons.7. Less than 15 million tons.8. No more than 8.5 million tons.9. Priority will be given to the development of clean energy, such as electric power and natural gas.Language Follow-Up1. a) Beijing is one of the few c

11、apitals that use coal as fuel.b) This country develops slowly mainly because it has too large a population.c) Education of children should take the first place.2. To tackle the problem, the Beijing municipal government has taken a number of measures since the late 1990s to improve the air quality, i

12、ncluding controlling air pollution, reducing coal consumption, applying stringent auto-emission rules and increasing green space.Extended SpeakingProblem 1: PollutionSolution: We should have strict controls on factories that emit pollutants, and new clean types of energy should be developed.Problem

13、2: Water shortageSolution: The public should be constantly educated about careful use and conservation of water, and it is suggested that measures be taken to redistribute water from where it is plentiful to where it is in short supply and needed.Problem 3: DesertificationSolution: Illegal cutting o

14、f trees should be effectively prevented through strict law enforcement, and there should be more reforestation.Part BTopic: Human Overuse of Earths Resources a TalkGoal: to have a general idea of the resource problems humans are facing nowKey Words and Expressions:replenish rplen : fill up again; pu

15、t new supply intoconservation knsvein: prevention of loss, water or damage, etc.rein in : restrain or limitsoar: rise sharply, fly or glide high (often surprising the observer)marine mri:n: of or relating to the seainfrastructure infrstrkt: basic facilities, services, and installations needed for functioning of society i.e. electricity / water supply, roads, etc.fossil fsl: the hard remains of a prehistoric animal or plant that are found inside a rock fossil fuelcarbon dioxide daksad: a gas, prod