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SCIENCEAA2288Thursday 10 March 2016

SSCCIIEENNCCEETShautrusrddaayy190 AMparriclh20210616

NASA salvages Mars mission that should have launched by now

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CAPE CANAVERAL, Fla.

cmtSWAiEmofWma(gsIAaPnTo(MgCmIApmnAHrgaAstSieroraSAPsseAtioPeHtPspstaedcuB)icPseinuR)nIocuAainOinNeEo2eaCng—cnthddee—c0nRGenddyIabesrA1irEcresodiTanN8sdCyNosOeNdssoDafgisAtfApaStlmaAtfiNyU,WleTiSaltNlusSEuNlAasMlccra(AAaeInMlciNiNalA’tertticrlaae’Vsvar’aiheatsvaPshesrriWEpenoesn)rtp.uR.snnpn.erosp—AnieoihtsxnneidxLnutIosogen,tIreMpgnnofSMrdScaMitocegtiiaFeegcnthlssahhilrdgt---eehasrtest. dicted for the next 80 or
grespTehaeFcaehrcorerbanofhtt,iecit lthahonewdewrspawarmacse so years depends a lot on
thseaupgweponorcsldeydwiltl ogelaitftnthnoiosfufcnectnhe-isd whether society cuts back
aIttunmkDbarsWfydeouulelo,TyetrpcchanhaFdpeeotorhnnomenm2w,eedsn0rbeeows1cedemsdb8hdarsdoultiaynutboutciuocsdpywhtnryitnuacs’lhlasimsihdtfuetnol.eeegadsalcnghiotenktloeof.retfhosPuidntwetrdstoi.nhyiasnjg-iss on carbon dioxide emis-
areemctotranmtphap,ninagg.eArscscaoidrdthinegdtoe- sions.
In the worst-case scenario,
with no carbon reduction,
the United Nations Inter-
governmental Panel on
Climate Change sees tem-
peratures rising by about
6.7 degrees Fahrenheit (3.7

thvebicusettusedhnoydueplddubuelpishrseeidddeelsiTnigheundresd-in degrees Celsius) by the end
dainDyetiimnceetmh. ebejorubrnyaal Slceiaekncine,a of the century, and Storelv-
ctacsTiniahoolntTitelwnMoatetiMnkvwlehonchdmnaseevueiiuaeecsnelcmineuaxsoldntpylnxytdtietinerastIyumdustlocnyuFemaeocilddogsrShrit2esgywteehhe2oaisywhhsw0g.an,no0r.bnab1wattth.om1cvhttouha8svlonohtaOi8aheelqemOadeygsreti.rrpMpelurianeieevainMploernbaaipametarrdasbppdtseabtcopariodetsrlrosoreesisrluerefr,noreersatrreilmwemoEtecubsdnciauseddarnaraaseoaenaslrhneoeriirlitsnstrtsdntiamiftleeetiehhssfsheatetsiteeisuesareogMd.auusaniisPtccwntlnjiaadumonthcjriueteenhcio.ssrdt-eoefnhsssdtoehjt-- mo said the liquid cloud
trabepyvpederryidllintwagnoddyeeeleapsrsw, tbihthaeisnel.igdThhoten factor would add another
degree or more.
While the study is “well-
reasoned” and “sobering,”
there are uncertainties with
the satellite observations
that raise questions for Chris

is srteehnfelseoacrlstigefndomr, tsehaneitdoFrsfetEunadcryhthcsaeonis-d- In this March 17, 2016 file photo, storm clouds build prior to the arrival of a thunderstorm as Jeff Bretherton at the University
aumitthsoonmereigTtrehurbdnoeer.eSdtotroelvompeor,aate Warren of Auburn, Maine, heads for shore on his paddleboard on Lower Range Pond, Thursday, of Washington, who wasn’t
YainTlehaeaIntvmSaigcohusptushmpearciccheasccmraiebfntetarisimtin. s March 17, 2016, in Poland, Maine.
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acnodst.tNheASrAe’psaoinr lypolatnhseraorpe- obferp, lwanheiletathrye Fsrceienncthisstspafcoer sMcieanrstiifsicNsAteSAp’psinpgrismtoenefocfours Oudleydssfeoyr,aM20a2rs0 lRaeucnocnhn. ais- MEuarros p2e016i.sq launching an-

tion was to kill the project. agency focuses on the sci- these days. Just last week, The red planet already is other Mars mission Monday

John Grunsfeld, head of ence instrument itself. astronaut Scott Kelly com- teeming with active space- from Kazakhstan — an or-

NASA’s science mission di- “The quest to understand pleted a 340-day mission craft, including NASA’s biter for measuring atmo-

rectorate, said the scien- the interior of Mars has at the International Space Opportunity and Curiosity spheric gases and a lander

tific goals are compelling been a long-standing goal Station that’s considered a rovers on the surface, and collectively known as Exo-

and the repair plans are of planetary scientists for scientific steppingstone for Odyssey, Mars Reconnais- Mars 2016.q