人教版 (2019)选择性必修 第三册Unit 3 Environmental Protection多媒体教学课件ppt

这是一份人教版 (2019)选择性必修 第三册Unit 3 Environmental Protection多媒体教学课件ppt，共26页。PPT课件主要包含了How ，Exposition，Why 等内容，欢迎下载使用。
Climate change has a great impact n ur ceans, ur_________, ur fd surces and ur ________. Ice sheets are melting. Extreme weather is caused such as majr strms,_________, heavy _________, and lnger___________. S grwing crps becmes mre difficult. Als, peple's health is directly affected fr expsure t higher levels f smg. while the dramatic weather change is mainly caused by ____________, humans are als the nes wh can cmbat it.
Climate Change Requires The Wrld’s Attentin
Explre the title and predict
Read main idea
Reading strategy Yu can find main ideas by first taking a quick lk at the title, pictures, key wrds and phrases, and tpic sentences.
Para 1& para2
Main idea:A _______________ f climate change.
Main idea:An exact _____ f climate change.
Main idea:The _______ f the increase in the glbal temperature.
Main idea:___________________f the rise in temperature.
The cnsequences
Main idea:_______________ t reducing greenhuse gas emissins.
Read fr structure
cnsequences
Read fr details
climate's getting warmer and warmer
a warming cean & atmsphere
melting ice
rising sea levels
a dead plar bear
evidence\cases
climate change
Climate change's influence n the plar bear's life
lw sea-ice levels
greater distance
during the prcess
severe starvatin
dead bdy
The greenhuse effect
the “natural” ne
the “man-made”ne
cause the earth's surface t rise quickly
keep the earth's climate warm and habitable
serius damage & death
mre extreme weather &natural disasters
Drught in western US in 2021
Vlcane ruptin inTnga in 2022
Rainstrm in Ri de Janeir，Brazilia in 2022
climate scientists' warning ?
Because it needs t be brught t everyne’s attentin and it is essential that we take actin .
we individuals
make plicies & take measures t reduce greenhuse gas emissins
reduce ur “carbn ftprint”
S what will yu d t help ?
T urge readers t take immediate measures
Draw a diagram
please draw a diagram t review what we've learned.
The slutins
the natural greenhuse effect
the man-made ne
natural disaster
extreme weather
individuals
Read and think
What writing techniques des the authr use ?
using a graph
using an example
asking a questin
making an explanatinmaking a cmparisn
leaving a questin
writing techniques
What is the authr's purpse f writing this text?
T infrm us readers f the terrible cnsequences f climate change and urge us t d whatever we can t deal with the prblem.
Wh is mre likely t blame fr climate ? Any reasns ?
Srt the garbageAbate the use f plastic bagsValue ur wn rle End wasting resurces Encurage thers t paticipate in it Alter ur lifestyleRide a bike r walk t schlTurn ff all electric devices when nt in useHelp infrm thse arund the danger f glbal warming ...
As an individual, what can we d t deal with the climate change?
Earth prvides enugh t satisfy every man's needs, but nt every man's greed.------Mhandas K.Gandhi
Tgether, let's return green t the earth !
你校为应对全球变暖，保护地球家园，特向全体学生们发出“低碳减排，绿色生活”的倡议。假如你是学生会主席李华，请你根据以下要点写一封英语倡议书，内容包括: 1. 发出倡议的目的; 2.“低碳减排，绿色生活”的几点建议; 3.呼吁大家采取行动。注意： 1.词数80左右; 2.可适当增加细节，使行文连贯。
Pssible versin
Dear friends, Nwadays, the weather is becming warmer and warmer.Nt nly has it caused the increase f the extreme weather but als csted humans life. S it's time fr us t d ur part t reduce ur “carbn ftprint “. I believe green travel can make a difference . Firstly，We shuld chse t walk r ride a bicycle if it's a shrt distance travel. Secndly, whenever pssible, it's gd t take public transprtatin rather than private cars s as t cut dwn gas emissin. What's mre, srting garbage is als f great help. Such measures can definitely make a marked imprvement in drcreasing gas emissin, s let's take actin and live a lw-carbn life frm nw. Students Unin