CSHNET观测网评估MODIS气溶胶产品在中国区域的适

论文第52卷第4期2007年2月*(,100029;,100049;DepartmentofMeteorology,UniversityofMaryland,CollegePark,MD20782,USA.*,E-mail:[e-mail])(CSHNET),MODIS.2004820057,MODIS.MODIS,16%,31%45%MODISNASA;MODIS15%55%,7%39%;MODIS14%46%,49%69%;MODIS46%65%,30%59%;MODIS63%75%,25%67%;MODIS43%78%,35%75%;MODIS61%89%,59%88%.,MODIS80%,70%NASA.(AOD)MODIS2006-08-07,2006-12-11(:40525016)(:40520120071,40675073)(:2007CB407303)1)...2001[1,2].,[3~6];,[7,8].[9,10],.[11~13],[14,15].,.,,[15,16].,,1).,,[17,18],[19,20].MODIS,,[21].NASAAERONET[11],MODIS,[20].,[22~24],MODIS,,,,[25~28];NASAMODIS,,[29~33],,MODIS.第52卷第4期2007年2月论文478[17],,MODIS[17,20],.,,,,MODIS[29,32],,[20,34,35].21,MODIS,MODIS.11.1(theChineseSunHazemeterNetwork,CSHNET)20048.19(CERN)421.1.LED,(asunhaze-meter),GLOBE[36],[37,38].MODIS,10:00~14:00,0.5h1,3,15~20(8),.1LangleyCEMIL.1)[39,40]CSHNET.1.2MODISNASA19991118TERRA(EOS2AM1)MODIS(),3611)XinJY,WangYS,LiZQ,etal.AODandAngstromexponentofaerosolsobservedbytheChineseSunHazemeterNetworkfromAugust2004toSeptember2005.JGeophyRes,2006.Inpress论文第52卷第4期2007年2月(0.4114μm)3250,500m1km,2330km[41],,,[42].MODISCollection4Level2(MOD04_L2)0.470.66μm.0.47,0.662.1μm[43],,20,2,250500m1km[44];0.470.66μm,ρ0.47μm/ρ2.1μm=0.25,ρ0.66μm/ρ2.1μm=0.5[45],,ρ2.10.01~0.25,30%,10km×10km[19];,Kaufman[43],0.470.66μm,,,[20].2550nm[46].22004820057MODISCollection4Level2(MODIS)CSHNET.CSHNET,5(30°)[40],650500nm550nm,CEMIL1)[39,40].MODIS12d1,MODIS;CSHNET0.5h,.,MODIS50km50km(5),TERRA0.5h[20,46].MODIS,NASAMODISΔτa=±0.05±0.2τa(τa)[20]MODIS.31MODIS.2..2()MODIS.,,,,,NASA“”,50km50km5MODIS.MODIS,MODIS16%,95%.,MODIS.NASAMODIS(33%r473%);,,.(0.15)[40],,,.3()MODIS.MODIS15%,24%55%,12%,39%7%MODISNASA,(RMS0.2),MODIS,MODIS[20],Sl1.17.MODIS,,,1)[41],,MODIS.,1)4781)第52卷第4期2007年2月论文480)nr1r2r3r42916%055%45%1316%31%38%31%2515%088%12%3624%6%55%39%8055%093%7%1614%25%6%69%4142%15%36%49%5846%38%29%33%9750%31%10%59%5365%68%2%30%4568%033%67%9263%3%46%51%6375%2%73%25%5243%29%21%50%6464%6%59%35%4078%15%10%75%9353%25%18%57%1761%41%059%6389%2%35%63%4681%20%4%76%5879%2%10%88%a)n:MODIS;r1:MODIS;r2:MODIS;r3:MODIS;r4:2CSHNETNASAa)nr1r4nr1r4nr1r4nr1r4920%11%1148%73%914%44%NAN−−16%0847%38%318%33%14%012%014%02342%13%NAN−−1219%25%939%56%1439%43%14%01842%6%3278%3%3071%13%NAN−−617%67%325%67%733%71%NAN−−953%22%1579%33%1664%75%13%100%835%38%840%03068%47%1232%17%3467%74%2267%23%3156%74%1019%40%3189%48%110%0NAN−−2195%5%1478%43%457%50%1867%78%964%89%2964%52%862%88%3172%48%2452%42%3385%18%1179%18%1286%50%744%29%1232%67%1990%42%2168%47%NAN−−1763%24%1583%40%2480%42%832%25%2496%75%13100%77%−DIV−323%67%3373%45%1267%58%4481%68%47%25%480%75%1357%54%−DIV−−DIV−2385%65%9100%56%2296%68%975%56%1785%76%1376%77%880%75%880%75%2095%85%857%75%1565%100%15100%87%a)NAN:MODIS;DIV:;r1:MODIS;r4:论文第52卷第4期2007年2月(λ=550nm)y=0.05+1.2x,y=−0.05+0.8x,NASA..MODIS3CSHNETMODIS(r1=13%),;,,(39%r178%),;3NASA(r456%).“”,MODIS,,,.4()MODIS.第52卷第4期2007年2月论文482(Sl0.64),MODIS95%.3,,0.2[40],,;,,,,[30]AOD.,,MODIS,MODIS32%,17%NASA,MODIS.,()MODIS,,70%MODISNASA.,1)[40],.5()MODIS.,,“”,MODIS50%,R0.8,99%,.,,59%MODISNASA,30%.MODIS,1)[40],.1)[40],MODIS(r110%),.1)4781)论文第52卷第4期2007年2月()MODIS.MODIS60%,,3R99%.,,,25%MODISNASA;,,,[20],50%MODISNASA;,,MODISNASA67%.,().[40],NASA6CSHNETMODIS第52卷第4期2007年2月论文484[29],;,,,MODIS.7()MODIS.MODIS43%,MODIS,95%,;50%MODISNASA,MODIS.,,,1),()[47,48],.,3MODIS50%,70%,30.7,99%,.MODIS,.(70km),MODIS,35%NASA,75%;MODIS,.[30,49],1)[40],MODIS.,.8()MODIS.,,,MODIS,80%;R0.8,99%,,RMS0.150.25.MODIS,59%NASA;63%88%MODISNASA.,,MODIS;,7CSHNETMODIS1)4781)论文第52卷第4期2007年2月[40],.4,,,,,MODIS.MODIS;;,MODIS,,.MODIS,,.,MODIS,,,MODIS.NASAGSFC(CERN).1HoughtonJT,FilhoMLG,BruceJP,etal.IPCC,ClimateChange1994:Radiativeforcingofclimatechange.Cambridge:CambridgeUniversityPress,1995.1271622AndersonTL,CharlsonRJ,SchwartzSE,etal.Climateforcingbyaerosols—ahazypicture.Science,2003,300:11031104[DOI]3SatheeshSK,MoorthyKK.Radiativeeffectsofnaturalaerosols:areview.AtmosEnviron,2005,39(11):20892110[DOI]4HoughtonJT,DingY,GriggsDJ,etal.IPCC,ClimateChange2001:Thescientificbasis—contributionofworkinggroupItothethirdassessmentreportoftheintergovernmentalpanelonclimatechange.NewYork:CambridgeUniversityPress,20015BreonFM,TanreD,GenerosoS.Aerosoleffectonclouddropletsizemonitoredfromsatellite.Science,2002,295:834838[DOI]6BoucherO,AndersonTL.Generalcirculationmodelassessmentofthesensitivityofdirectclimateforcingbyanthro-pogenicsul-fateaerosolstoaerosolsizeandchemistry.JGeophyRes,1995,100(D12):2611726134[DOI]7LeeREJr.Thesizeofsuspendedparticulatematterinair:sizedistri-butionsofambientaerosolsmustbestudiedinordertodeterminetheireffectsontheenvironment.Science,1972,178:5675758ChuDA,KaufmanYJ,ZibordiG,etal.GlobalmonitoringofairpollutionoverlandfromtheEarthObservingSystem-TerraMod-erateResolutionImagingSpectroradio