globalwarming

优秀资料欢迎下载

ghglobalwarming

hasbeenoutofcontrol,

ofdangereverywhere,thisisthechallengeofclimatechange.

Howcanweslowdownglobalwarming?Ifmeasuresarenot

taken,theearthwillend?

Globaltemperatureisrisingnow,everyincrea1degreewill

uencewillbe

unimaginable.

Globalwarmingdoesn'tonlymeanglobaltemperatureri,

willalsochangetheearth'snota

droughthere,thereisflooding,canappeareventodroughtsand

floodsinthesamesituation.

Earlychangesinearth,theatmosphereisabuffer,itwillbe

thesurfaceoftheearthfromthespace,isasmallfractionof

greenhougas。Thehighertheamountofgreenhougas,

theheatenergystorage,themoreitwillvereinfluenceon

globalclimate.

Temperatureri1degree,someofthemostfertilelandwill

ofglobalwarmingishuman

ethequalityoflifeforveral

generations,wecan'timaginelifewithoutfossilfuel.

Ifglobaltemperatureriof2degreeshigher,thechangeof

thebiotawillbegintoincrea,thetemperatureriof2degrees

ofMarineecologicalsystemwillfacemoreriousimpact.

优秀资料欢迎下载

Temperatureri3degreesmaystartaviciouscycleof

vere,ethe

wettestonearthintoadrydrylandinthisarea.

Iftheworldall4degreeshightemperature,risingawater

willfloodthepopulousdelta,let1billionpeoplehomeless.

Iftheworldall5degreeshightemperature,isnotsuitablefor

humanlivingareaofthetwomaybeextendedtothenorthand

southhemispheretemperateregions.

Ifallthehightemperatureriof6degrees,fromadistance

looksthoughtheaisstillblue,butitistheoceanwilderness.

Nowtheglobalmeantemperatureroabout0.8degrees

Celsiusonly,eraturesri

2degrees,globalwarmingatedge,ourlifewillbeaffectedin

variousaspects."Ifyouwanttofindasolution,youstartfrom

thehome.