人教版（2019）选择性必修第三册 Unit 3 Environmental Protection Reading and Thinking 课件

人教版选性必修三Period1:ReadingandThinkingClimate

Change

Requires

the

World’s

AttentionUnit3ENVIRONMENTALPROTECTIONStarved

polar

bearsLeadinTheeffectsaredestructiveasfollows:Thesealeveltorise.Severestorms,floods,droughts,famines,thespreadofdiseases,anddestructionofspecies.Wideanimalsdiedbecauseofstarvation.Forestfireoccursfrequentlybecauseoftheextremehotweather.Whatdoyouknowaboutglobalwarming?Whatisthegraphabout?2.

Whatinformationcanyougetfromit?Research

intothepictures

It’s

aboutthechangeof

globalsurfacetemperature.

Itshowsusthattheglobal

temperature

isrisingsteadilyandcontinuously.2.Whathappenedinthepicture?What

may

be

the

cause

of

the

death

of

the

polar

bear?Globalwarmingcausesthemeltingoficebergandsomepolarbearsmay

have

sufferedfromthelackoffood.Adead

polarbearwas

found

anditis“skinandbones.”Readthetextandwork

out

the

main

idea

of

each

paragraph.

0102030405Globalclimateischangingdramatically.AnalarmingcaseaboutabearstarvedtodeathWhatiscausingtheincreaseintheglobalaveragesurfacetemperatureThebadeffectsoftheriseintemperatureandthewarningFurtherpossiblechangestotheglobalclimateandourdutySkimmingReadthetextandanswerthequestions:1.Whatistheevidenceofglobalwarming?2.

Whyisthe“natural”greenhouseeffectimportantand

necessary?3.

Whataretheconsequenceofhighgreenhousegasemissions?4.

Whydidtheauthormentiontheclimatescientists’warning?5.

Whatistheauthor’spurposeofwritingthetext?

Detailed-Reading1.

Whatistheevidenceofglobalwarming?2.

Whyisthe“natural”greenhouseeffectimportantandnecessary?

Becausegreenhousegasestrapheatandkeepstheearthwarmandhabitable.Warmingoceanandatmosphere;meltingandrisingsealevel;thestarvedpolaranimals;theextremeweatherandnaturaldisasters

Readthetextandanswerthequestions：Detailed-Reading3.

Whataretheconsequencesofhighgreenhousegasemissions?Peopleproducehugeamountsofextragreenhousegasesandmoreheatenergyistrapped,causingthetemperaturetogoup.Detailed-Reading4.

Whydidtheauthormentiontheclimatescientists’warning?

5.

Whatistheauthor’spurposeofwritingthetext?

Becausethewriterwantstowarnusoftheurgencyoftakingappropriateactionstotackletheissue.Toarouseourawarenessoftheproblemoftherise

of

temperatureandtakingproperactionstodealwiththeglobalwarming.Detailed-Reading1.

Whatkind

ofextremeweatherpatterns

and

disastersdo

youknow

of?

Makealistofthem.2.Doyouthinkitishumanactivitythatcausedglobal

climatechange?Giveyourreasons.3.Whoshouldtakeresponsibilitytoaddressthisclimatechange?Whatshouldyoudo

totackleit?Groupdiscussion1.

Whatkind

ofextremeweatherpatterns

and

disastersdoyouknow

of?

Makealistofthem.Tsunami,floods,landslides,sandstorms,thunderstorms,

hail,hotwaves,cold

current,typhoon,tornado,hailGroupdiscussion2.Doyouthinkitishumanactivitythatcausedglobalclimatechange?Giveyourreasons?

Yes.Humanbeingsburntoomuchfossilfuelsandproducelargequantitiesofcarbondioxide,causingthetemperaturetogoupquickly.Groupdiscussion3.Whoshouldtakeresponsibilitytoaddressthisclimatechange?

Itiseveryone’sdutytotakecareoftheearthanddoourparttotackleglobalwarming.GroupdiscussionTakethestairsinsteadof

theelevatorWhatcan

we

do

totackleit?Don’t

litter!Whatcan

we

do

totackleit?Gotoschoolorworkbybike

/businsteadofdriving

acar.Whatcan

we

do

totackleit?Whatcan

we

do

totackleit?Whatcan

we

do

totackleit?Use

a

handkerchief

instead

of

tissuesUsereusable

basketsoreco-friendly

bagsinsteadofplasticbags;buythingseconomicwithenergy;userecyclablegoodsoritems.Whatcan

we

do

totackleit?Whatcan

we

do

totackleit?plantmoretreesWhatcan

we

do

totackleit?Climateischanging.EvidencedamagesPote