M5U2-Welcome&word-power-Cici.ppt

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1、Blue skyGrey skyGreen forestBare mountainClean waterDirty waterFitow and Danas have visited us Typhoon (台风台风) How many other kinds of natural disasters do you know?natural disasterstornado volcano earthquake typhoon acid rainsandstorm tsunami hurricane FloodVolcano eruptionDroughtTornadoHurricaneTsu

2、namiP102 Reading AWhat caused the tsunami?Littering (乱丢乱丢)RubbishBefore National DayAfter National DayIt is reported that five tones of garbage were left by Tiananmen Square visitors on National Day.How do you feel when you see piles of rubbish like this?In your daily life, how do people deal with e

3、veryday rubbish?Do you think rubbish is a big problem for the environment?Chinas haze(雾霾雾霾) may be “more horrible than SARS, expert warns. Its shocking that lung cancer rate has increased 60 percent in a decade, which should be largely blamed to Air Pollution. Lost in the haze againTrees are cut dow

4、n and soil is washed away.Who should take the responsibility of takingcare of the forest? Do you think the forest plays an important part in balancing nature?Smoke from the factories and carsSuppose this factory is in your neighbourhood, how do you think the smoke will affect you?Waste water from fa

5、ctories and citiesWho is to blame for this?Unfortunately ,because of environmental pollution, many children were born disabled.Conclusion: A healthy environment is important for our survival. We should protect the environment from now on.Discuss: What can we do to protect the environment? Classify a

6、nd throw rubbish into the canrecycle them effectivelyThe recycling symbolRecycled productsUse low-flow shower heads省水的莲蓬头省水的莲蓬头 Buy energy-efficient light bulbs环保灯泡环保灯泡 What can we do?plateNo foam lunchboxNo plastic bagbasketWhat can we do? solar energyPlant treesControl sandWhat can we do?No one-of

7、f chopsticks.1. Control the world population.2. Slow greenhouse warm.3. Protect forests and wild animals. 4. Throw waste in rubbish bins.5. Use less wood. Plant more new trees. 7. Treat the waste water before pouring it into rivers. Clean the water in the rivers / lakes. Save water in our daily life

8、.8. Make smoke harmless before it goes into the air. Limit the number of vehicles. 9. Develop clean / new energy clear-cut logging皆伐皆伐/全部砍除：就是环境破坏里面的将树全部砍除：就是环境破坏里面的将树木全部砍光的意思木全部砍光的意思slash and burn farming刀耕火种的农业acid rainopencast mining露天开采露天开采 volcano eruption Global warmingwater and soil erosion水土

9、流失水土流失 red tide赤潮(Red tide)是海水中某些微小浮游植物、原生动物或细菌在一定的环境条件 下突发性的增殖，引起一定范围一段时间的海水变色现象。 What is an environmentally friendly hotel in your mind? Word power P 26 A 1). What kind of people are ecotourists? 2). What type of energy does an environmentally friendly hotel use? 3). How does an environmentally fr

10、iendly hotel wash the sheets?1). What kind of people are ecotourists? Ecotourists are people who visit an area and do not harm or damage the ecosystem. They are interested in environmental protection.Discussion2). What type of energy does an environmentally friendly hotel use? Natural, safe energy f

11、rom the sun, solar energy, instead of digging up earth to find fuels .Discussion3). How does an environmentally friendly hotel wash the sheets? Eco-friendly washing powder .Discussion find out words related to environment protectionecotourists, ecosystem, eco-friendly, ecoville ecotourist ecosysteme

12、co- comes from Greek and means earth, it is used in many words to talk about the environment. Write as many words that include the prefix eco-as you can. Use your dictionary if you need to.生态旅游者生态旅游者生态系统生态系统eco-activityeco-friendlyeco-developmenteco-disasterecology生态学生态学ecologist生态学者生态学者ecotourismWo

13、rds with prefix eco-271 environmental2 pollution3 ecosystem4 solar energy5 fuels6 eco-friendly7 ecotourists英汉互译英汉互译1pour into _ 2. piles of rubbish _ 3classify and recycle _ 4. let off industrial waste _ 5give off poisonous gases _ 6. affect peoples life _ 7. natural disasters _8. develop economy _

14、9. water shortages _ 10. acid rain _ 倾倒倾倒 成堆的垃圾成堆的垃圾 分类与回收分类与回收 排放工业废物排放工业废物 释放有毒气体释放有毒气体 影响人们生活影响人们生活 自然灾害自然灾害 发展经济发展经济 水源短缺水源短缺 酸雨酸雨11. 阻止阻止 _ 12. 处理处理 _ 13. 保护环境保护环境 _14. 白色污染白色污染 _ 15.砍伐树木砍伐树木 _16. 全球变暖全球变暖 _ 17.导致导致 _ 18. 减少污染减少污染 _19. 污染环境污染环境 _ 20.有害健康有害健康 _ preventfrom .deal with protect the environmentwhite pollution cut down treesglobal warming lead to reduce pollution pollute the environment do harm to health