1、 To read and understand a longer text on environmental treats To read for detail and answer questions To answer a critical thinking question In many ways,life has become far more comfortable and convenient in the past few decades.However,this has come at a huge cost to the environment.Here,we look a
2、t three of the most serious environmental problems we are currently facing.Air PollutionGlobal WarmingOverflowing LandfillsDiscuss the environmental problems and make notes on these three points:Cause Effect-SolutionRead the texts.Answer the questions.1.What are the causes and effects of air polluti
3、on?The causes of air pollution are:the burning of fossil fuels construction,the burning of waste.The effects of air pollution are:serious health problems and deaths.2.What is global warming and how does it affect our planet?Global warming is the increase in the temperature of the Earths near-surface
4、 air and oceans.It affects our planet in many ways:sea levels are rising due to the melting of polar ice sheets and countries around the world have faced extreme weather conditions.Such as hurricanes,floods and heat waves.3.What are landfills and why are they becoming a serious problem?Landfills are
5、 big spaces of land used for waste disposal.They are becoming a serious problem because landfills are now reaching capacity and therefore the amount of chemicals in the waste entering our water supply increased.4.What are the possible solutions to these environmental problems?Some possible solutions
6、 to these environmental problems are:using public transport instead of driving,recycling your waste and reducing the amount of waste you produce.What are the environmental problems nowadays?What cause these environmental problems?How to save Earth?What can we do now?What do you think of the fourth R
7、-Responsibility?Do you think its more important than the other three Rs(Reduce,Reuse and Recycle)?Why?1.2.4 million people die annually from causes directly related to air pollution.annually adv.once every year 每年；一年一度地每年；一年一度地eg The jazz festival is held annually in July.爵士音乐爵士音乐节每年节每年 7 月举行月举行。【链接
8、链接】annual adj.一年一度的，每年的一年一度的，每年的 n.年刊年刊annual report/meeting/conference 年度年度报告报告/年会年会2.the most effective way of solving the problem of overflowing landfills is to encourage people to take responsibility overflow vi.&vt.to have a lot of something 满是，有许多；泛满是，有许多；泛滥滥eg The garden overflows with colour.花园里色彩缤纷。花园里色彩缤纷。overflow是由前缀是由前缀over-加加flow而成，而成，前缀前缀over-含有含有“过度过度”之意，所以之意，所以overflow有有“泛滥泛滥”之意之意。类似的词还有：类似的词还有：overpopulation 人口过剩人口过剩 overweight 超重的超重的overcooked 煮过头的煮过头的 overuse 过度使用的过度使用的Complete exercises 9 and 10 from Workbook pages 86 and 87.
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