lesson 3 natural disasters
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高二北师大版模块八. Unit 22 Environmental Protection. Lesson 3 Natural Disasters. droughts, earthquakes, floods, forest fires, hurricanes, landslides,tsunamis, typhoons, volcanic eruptions. Talk freely: Do you know about natural disasters ? And effects ?. drought. - PowerPoint PPT PresentationTRANSCRIPT
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Lesson 3 Natural Disasters
高二北师大版模块八
Unit 22 Environmental Protection
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Talk freely:Do you know about natural disasters ? And effects ? droughts, earthquakes, floods, forest fires, hurricanes, landslides,tsunamis, typhoons, volcanic eruptions
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drought
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In June, 2008, Australia’s Anna Creek station sold half of its 16,000 head of cattle for slaughter ( 屠宰 ) and was moving the rest to other grazing lands ( 牧场 ) in the face of the country’s worst drought in a century.
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earthquake
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May 12, 2008. About 70,000 people were killed and about 18,000 people were reported missing after a 8.0-magnitude earthquake struck Sichuan, China.
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flood
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In June, 1938, Nationalist Chinese soldiers blew up dikes ( 堤 ) around the Yellow River to stop Japanese troops from advancing. More than half a million people died in the resulting flood.
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forest fire
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The 1997 forest fires in Indonesia that lasted well into 1998 was probably among the two or three, if not the largest forest fire in the last two centuries of recorded history.The forest fires burning in Indonesia began to affect neighbouring countries, spreading thick clouds of smoke and haze (烟雾 ). By the time the 1997-98 forest fires were finally over, some 8 million hectares (公顷 ) of land had burned while countless millions of people suffered from air pollution.
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hurricane
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Oct. 26-Nov. 4, 1998. Hurricane Mitch was the deadliest hurricane to hit the Americas. It killed 11,000 in Honduras
(洪都拉斯 ) and Nicaragua (尼加拉瓜 ) and left 2.5 million homeless.
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landslide
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On 6 December 2008, 4 people were killed, 15 people injured in a major landslide at Bukit Antarabangsa(国际山庄 ) in Malaysia that buried numerous homes in the area.
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tsunami
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Dec. 28, 1908. Southern Italy was ravaged (毁坏,蹂躏 ) by a 7.2 magnitude quake that triggered ( 触发 ) a tsunami that hit the Messina-Reggio-Calabria(墨西拿 - 勒佐 - 卡拉布里亚 ) area, killing 123,000.
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typhoon
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On August 8, 2009, Typhoon Morakot莫拉克台风 , the worst typhoon in 50 years which hit Taiwan island, had claimed 461 lives and left 192 missing and 46 injured.
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volcanic eruption
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July 15, 1991. Mt. Pinatubo皮纳图博 on Luzon Island吕宋岛 in the Philippines
erupted, blanketing 750 square kilometres with volcanic ash. More than 800 died.
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Step1.Which of the disasters do you think are:
• caused by people? • made worse by people?• natural?
droughts, earthquakes, floods, forest fires, hurricanes, landslides, tsunamis, typhoons, volcanic eruptions
Disasters:
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• Disasters caused by people:
• Disasters made worse by people:
• Natural Disasters:
forest fires
hurricanes
droughts, earthquakes, floods, landslides, tsunami, typhoons, volcanic eruptions, forest fires, hurricanes
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Nature Nature is turning on usis turning on us
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Step2. Use the strategies to complete the gaps in the text (1-5) with these sentences (a-g). There are two extra sentences you do not need.
key:
1 2 3 4 5
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Step3. Read the text again and answer these questions.
1) What is the attitude of the journalist towards the future?
2) Who are most likely to be the victims of natural disasters?
Pessimistic/Negative.
Poor people.
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3) Why are there now more hurricanes, floods and droughts?
4) Why are volcanoes and earthquakes more dangerous now?
Overpopulation and mismanagement of the world’s resources.
Because around half the world’s population lives in cities, more than 500 million people now live within the range of volcanic eruption and an even greater number of people live at risk from earthquakes.
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5) What could be the biggest threat to the planet in the future?
6) What effects might this threat have?
A volcanic eruption.
It might send the planet into winter for years.
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Step4. Fill in the blanks about the text.
In the last ___ years , there are more and
more disasters such as _____ , ________,
windstorms, earthquakes, ________,
volcanic _________and _____ fires all
over the world. Why are so many
disasters ? One of the reasons is over-
__________.
ten
floods droughtstyphoons
eruptions forest
population
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__ addition, ______ change and the
specter of global ________ caused by
the mismanagement of the world’s
resources can lead to the disasters or
make them worse.
In climate
warming
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At present, volcanoes and earthquakes
are more _________ with the fast ______
of people . Earthquakes take the lives of
1.6 million People in the last hundred
years. What is worse, the disaster
professionals predict that the things will
get _____.
dangerous growth
worse
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Step5 Summary
Ask several students to summarize
the text in about 30 words.
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Step6 Voice your opinions
What can we do to improve the environment and help victims of natural disasters?
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HomeworkTo finish exercises in workbook