GlobeWarmingIswaitingforortochangethedestiny?BackgroundInrecentyears,globalwarmingismentionedmoreoftenbyscientists.Itcausesmanyproblemsandaffectspeople’snormallife,nowhasbecomeoneoftheworstproblemsconfrontinghumanbeings.Globalwarming

istheincreaseintheaveragetemperatureoftheEarth'snear-surfaceairandoceanssincethemid-20thcentury.Thepracticalconclusionisthatifglobalwarmingisapotentialdisaster,theonlysolutionisnewtechnology.Onlyanaggressiveresearchanddevelopmentprogrammightfindwaysofbreakingourdevelopmentprogrammightfindwaysofbreakingourdependenceonfossilfuelsordealingwithit.

Globalwarmingisaperiodoftime,theearth's,ismainlyreferstoman-madetemperaturetorise.

Nearly100years,theaverageglobaltemperatureexperienced:cold,warmandcoldandwarmfourwave,intheoveralllookatthetemperatureforarisingtrend.Intheeightys,globaltemperaturerisesignificantly.Whatisglobalwarming?Withthedevelopmentofeconomy,moreandmoregreenhousegasesarebeingdischargedintotheair.CO2makesupabout70%ofthegreenhousegases,whichisconsideredtobeoneofthegreatestcausesofglobalwarming.

全球變暖指的是在一段時間中，地球大氣和海洋溫度上升的現(xiàn)象，主要是指人為因素造成的溫度上升。目前世界范圍內(nèi)認為主要原因很可能是由于溫室氣體（代表氣體二氧化碳）排放過多造成。近100多年來，全球平均氣溫經(jīng)歷了：冷→暖→冷→暖四次波動，總的看氣溫為上升趨勢。進入八十年代后，全球氣溫明顯上升。Whatarethecausesoftheglobewarming?工業(yè)廢氣的排放Themainreasonistheexcessivecarbondioxideemissions.PlantdamageTheeffectsofglobalwarmingcanhavemanyunforeseensideeffects.

全球變暖帶來許多不可預料的影響。ThedangersofglobalwarmingWhereismyhome?Asthetemperaturerise,theearth‘spoles(極點)islandfatesnowmeltcanleadtorisingsealevels,manyislandswillbedrowned,someislandmaynotexist.咦！這冰怎么就慢慢融化了呢？看來此地不宜久留呀！iftheearth'saveragetemperature4degreesCelsius,theworldwillhavemorethan30millionpeoplewatershortages.如果地球平均氣溫上升4攝氏度，全球就會有30多億人面臨缺水問題。

Yes,ourearthisheatingup......Whatcanwedo.Wecanusemorecleanenergysources,suchaswind,solar,etc.Ifeveryfamilycanuseenergy-savinglamps,andsowillsavemoreresources.Weshouldplanttreesalot,becausethegreenplantscanchangecarbondioxi