143 



A woond iaierDadanal putnenhlp mloioa between NASA aatf our JapUMse ooUeagues will retuli In tbe 

 iBiiKliia 19%afti»^^SCAT(NASASctttBrBBSta)uooeaf8svv^iiapoitioCfea>)noatheJap^^ 

 AOECS odjdoo. ADEOS ha*, u ito lUHian, to acqiilra data oa wotiAwldB eDwoniaeaDal ciianiec gocli 

 ai tbs graeshauM dlbci, oaoBe liytr dflfiJttioa, trapikal r^ 



w^^*<'"tf NSCAT, a gpedaliZKlaucrewcya radar (WsnedtsiDeaiuraviadi over tte oceans, wm 

 maann wind ipeeda aa£ ^eetiaoi over it loMt 90 pooeot of tfae ioe<-fi«e gictati oocant every 2 dsy« 

 onder all wettSuraod cloud coaditiou. Wiadi are s ezitica! factcr i£ datam&iuBg regioaal 'wtather 

 panaKsa.iiobaldJsiat8.aiidteaenlarQilatiffiiafthawotld'iocesBi. Atp«aaBt,foodcapabUJiy£br 

 weathat daU scqultidea odM over laad b« Mt ov« QQeai!£, wiMre oar oily loKiwladg^ 

 eomeaftem iaftaqucat and OTiietinwa. inaorwiro. reporti from tfaiga. StsidiaiQfNSCATdatasn 

 OKpected to kad td iopravid sMbodc of global wHtfher tesudog aad modelias lad to a bett^ 

 uadefBuaidiiif of envifenasntat phmwnBnt (auch u B Mao) ifeat creatly iflba worid fcoaonuet, 



Thizdly, NASA is poked to asmoonee tha iTpmming kuach of SeaWQ'S (Sa^^^iewlag Wide FieId<af>Vlew 

 Saasor) on OiUtaS Sdeaces Coipondon't SeaStar t ft e e so A wisie& wUl addraaitlK erudal meaniTemeata 

 anociatad with ehaagu ia water oeler. or ipadn! ladiitnee, that aecompazsy the growtk cff pfaytopiankton 

 (microaooide plaati, the ban of tlw fbod chain) aad ai^Miided HdisMOti oav the (^ 

 eeeaa. S«aWI7S will bhsg to tht ocean eoamnimty a wdcoaad and iinpRn«d»nflwaI of tbe ocean col^ 

 remota aeiuiag oiwfaility lott wban the Niii^ai-7 CmaiI Zeise Color Scanner (CZCS) eaand operation 

 la 19S£. Doigaed to aoaitor oeoaa phyiiet, cbea^tty. and biology fioa: qMoa, SeaStv T&pmmti a oaw 

 geaotdon of highly capabia, 1ow<qA utellltei plaoned aa part of KASA'i Miiitca to Pianet Hvth. The 

 SwWIFS ocean color icaser, Mow«d by MSQOIS on BOS, will ptovidA the &ii, K^^t&i global oovem^ 

 required fiir advanced stu^ei of marine phytoptankton and ooeaaiu!fiKe»ir?s!ts, Phytoplankun ibrm 

 (bs bate of the tooi chain, end oeom color obwrvadoas froa apaoe lat tu Mtanate the coocestiatioiu sf 

 theaa alju over large and rsntots ocean regions worldwide and parmit the ttudj- of aasr nulacs 

 phytoplankton *bioQiiu'. Tbeae wddca gpiiode* of plant growth (blooas) attxwot Sib and liter oesaa 

 dfomistiy. In addition, the pfaytopiankton dnS with ocean currants, and, therefbra, lcsg4erm ocean color 

 data hdp trace CheK cuneaB, Providian iufbrautios oesdod fbr asvigatioa and *a£ety at aeo. Tbcw data 

 also i8veai the £ttB of liver ditcharfB, pinpoint iuhin|groui>dc,aBd track wi£ez->borTiepollutioo. Such 

 knowladfe il of high operatloaal value to shippisg sod fijhiog fleets, otbe commeidal oTpuiizatlcas, and 

 Govtmmem ageneiei. 



Knally, NASA and several istemationa! pstners, ia ab:^uid new^vay of doiagbuslnea, bxve just begun 

 a oew space initlstivt cHisi SiMBlOS that wjll provide a special daa let from s wiiw oTicveu dUSerent 

 ooesn color lensoiv frsaa diffbrent oountries (be^nniag with tte laiiash of SeaWIFS). The snooess of the 

 earlier ocaan color tsission (which revolutloaizad the w«y ia which bioiegleai ace a ao gtaphen view the 

 ocean) led to a auoto of &Ih>w-<m satalUte seaaor nsisiioa, witbia die US ssd Iha the Esropean Space 

 Ageocy, Japan, Taiwan, Geinaay and FfBttM. White icvtral of tte in^nnrwnti are hlgity 

 complafflentary, there are tigniflcaat diftnacea ia tachsical a^raach which ptednded comparisons 

 among the various valuable data seta. SINfBIOS is sn ia&nadonal, interageacy calibratioiiA«iidation 

 injtistive which uHiaiatslymBkee the data ooaipifilhle. SIMBIOSreeulul8thedevelopaMntafalong> 

 tarn (nearly 20 yean) set of coaslstaiit tine-ieriea of global bio-«ptieal products fism the world ocean 

 tvtdlabia to the world ooaaasooausuai^. The pieaenoe of multiple ocean color sooaon will allow the 

 evcntnal developaiest of aa oceaa color observing syttem that is both cost efbctivt sod Kieatifieally 

 baaed. The data Sit will preaeat a uaique opportnalty to anderstaad the coupiisg of physical and 

 biological ptooeiaes in the world oceaa and help provide asswen to eceaa issues which directly Impact 

 hunuuw ett i daily basii. 



