英语广播站工作计划文档格式.docx
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英语广播站工作计划文档格式.docx
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如何制定有效的学习计划
11月
世界环境变化
12月
如何保护校园环境
1月
各国节日博览
2004-2005学年第二学期
2月
新学期,新计划
3月
庆祝植树节
4月
世界地球日
5月
劳动快乐
6月
暑假安全教育
2005-2006学年第一学期
庆祝世界清洁地球日(9月14日)
国际减轻自然灾害日(10月第二个星期三)
消防宣传(11月9日中国消防宣传日)
永不忘却历史(12月13日南京大屠杀纪念日)
中外节日对比
2005-2006学年第二学期
新学期,新气象
人人为我,我为人人(3月5日中国青年志愿者服务日)
交通安全教育(4月30日全国交通安全反思日)
快乐的劳动
庆祝世界环境(保护)日
广播稿
2004年第一学期
Alaska'
sNorthSlopeSeesItsBiggestOilSpill
AlaskaofficialssaidFridaythatupto267,000gallonsofcrudeoilpouredoutofapipelineatthePrudhoeBayfield,makingitthelargestoilspilleverrecordedonthestate'
sNorthSlope.
TheAlaskaDepartmentofEnvironmentalConservationestimatedthataminimumof201,000gallonsspilledatPrudhoeBay,thelargestU.S.oilfield.
Thespilledoilspreadover1.9acresofsnow-coveredtundraandtheenvironmentalimpactremainsunknown,accordingtoLesliePearson,on-scenecoordinatorfortheDepartmentofEnvironmentalConservation.
ThespillwasdiscoveredMarch2onthewestsideofPrudhoeBaybyaworkerforfieldoperatorBPExploration(Alaska)Inc.
Officialsexpectthecleanuptotakefourtosixweeks.Sofar,52,920gallonsofoilhadbeenrecovered,accordingtoanewsreleaseissuedbythestate,federalandBP'
sjointemergencyresponseteam.
"
Althoughitisasignificantspillanditisalargevolume,thefootprint,beingjustundertwoacres,issmall,"
saidPearson.
FrozenLandO'
Lakes
AnewsurveyofeasternAntarcticahasrevealedasurprisingfind:
twolakesburiedbeneatha4-kilometer-thickicesheetthatrivalthefamousLakeVostokinsize.Thelakesmayholdexoticlife,andtheirpositionalongancientfaultlinescouldshedlightonhowanearbymountainrangeformed.
Earthscientistshavesofarspiedabout145subglaciallakesinAntarctica.Sandwichedbetweentheiceaboveandbedrockbelow,thelakesstayliquidduetoacombinationofgeothermalheatandthecrushingpressureoftheicesheet.LakeVostok,byfarthelargestoftheselakes,iswell-mapped,andaRussianteamisnowdrillingthroughitsicecapinhopesoffindinglifeinside.Butscientistsknowlittleaboutmostoftheregion'
slakes,spottedonlyfromsparseradarsurveys.
ThestudyfoundthatthelakesaresecondinsizeonlytoLakeVostokandarenestledindeepdepressions.At2000squarekilometers,90°
EisroughlyhalfthesizeofRhodeIslandandreachesroughlyakilometerdeep--aboutthesameasVostok.Sovetskayaisalmostaslarge,at1400squarekilometers,andlikelyasdeep.Thelakes'
depthsandtheruggedterrainsurroundingthemsuggestthattheylieincrevassesalongancientfaults,longdormant.Becausethedepressionsthatcradlethelakesaresolargeanddeep,theresearchersarguethelakeshavelikelystayedstablethroughclimatechangesandhavebeentheresinceAntarcticawaswarmandrainy,morethan35millionyearsago.Ifso,thismayincreasethechancesthattheyharborlife,theteamreportsintheFebruaryissueofGeophysicalResearchLetters.
Theideathatalotofsubglaciallakesformalongfaultsis"
verylikelytobecorrect,"
saysglaciologistGarryClarkeoftheUniversityofBritishColumbiainVancouver,Canada.Ifthisbearsout,headds,"
youcouldusethelocationofthelakestomapstripesacrossAntarcticaanddecidewherethetectonicfeaturesare."
ThatcouldhelpresearchersunderstandmysteriessuchastheGamburtsevMountains,whichdonotappeartohavebeenshapedbythetectonicactivitythathelpedformothermajormountainranges.
ThedesertsofnorthAfricaarethreateningtoleaptheMediterraneanandcreepthroughSpain,accordingtogovernmentfiguresmadepublicaspartofanationalcampaigntohaltdesertification.
Athirdofthecountryisatriskofbeingturnedintodesertasclimatechangeandtourismaddtotheeffectsoffarming.
Morethan90%oflandborderingtheMediterraneanfromAlmeriainthesouthtoTarragonainthenorthisconsideredtobeathighrisk.Butthatfigureclimbstoalmost100%inAlicanteandMurcia.
Spain'
senvironmentministryhasannounceda£
50mprogrammetocombatdesertification.
Over-grazingandirrigationmethodsthatwashawaytopsoilweretoblameforsomeofthedamage,expertssaid.Buildingdevelopmentsandclimatechangeweredoingtherest.
Spainbuildsanestimated180,000holidayhomesalongitscoasteveryyear."
Wehavegrowntooquicklywithoutprotectingareasofnature,"
JavierPedrazaofComplutenseUniversity,Madrid,saidthisweek.
2004年第二学期
ScientistsSeekMarsCluesinChileanVolcano
ScientistshopethataremotelakeonadormantChileanvolcanocanprovidec
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