uest >> hanou i'a . would ourepe tnme al u it lled a cmate ce fr wtechgea primer fr wer >>the ft eminar the leadership posion. i venoheard in genel s new w pply queson is if d salizatn is ass nd w t sub ea atercpanyur oblesve e prlem ow do youslve t environmental im wt te ipacto put it bck te ocean rthelectricaos. pene isu costsif there's leadership or w hiey t

lot thesekinds f invement tay ca.oiohlo trk cordveg in ough. etspiline tdayor it er se ia intestg e and tat'sw o attentn no omaleneb 'stactof ousina 'surt it'sff mpcateiswenook atttra-offnd ri, hc dalizatn d e yoi peaktalot m

licate i tano thstnedrowhi ennes vadvd i ngore hey tec evirane gysoosubrs arfts. deah t whe itwhereve cosesofur pruis e eting sohe e mmbraicis wyoest ns tenos oving o qck e ard suedemes hat we' not skihe qiot weang

nowh re mene oninalie yal heofathat onelemb coed bu ent te pp e gback ttoser buapproace te' oy t wi workbt aon htu exib and changint eott otur tme upal oe ki ex anha tl ofou can

irse meterolohe s stitute o oceog atsan d and reseaher s unee ate ime ardsi or

s work dersing ariaby ach as h ly o pce nd n er hiwk pas matean waeses ses in t ure amica d helkeo rge calenge ohat anwar een thannd the er dan also a irecof the calirn ate cha erc twos to nfcast f sion n calirnia giaure 's iormatiw cane throughout henid tates. ecveachel fscnceterologt nd

r ad ceivin romity ma bouamee d ut i'm ju rol and emis. he r a, ph., e i n dio. hisp tod willocun ate chan nd it's chalt o twl, t' ile o b m reede gaing yve

assehere in ant ity dcun.i kowtt ion'tant me sll ty throu his orofon ti u ane tas a r uphe,ems ha disappear. , ecaon to next s emefier. wasnemars g t any asi iofiki wa inaghy anhe heni. the igng trtut -hank you - okay is

am fit a molsndbsonscond ankof sup. soeone if k at the races this plot, whichis a glal avere rsion of surface temperature of the earth, th thick dark lini thistrace is actually he orwhat stimate to be the observed er teachthera e cor rts acallyede,gc, alce ovio suace emperaturethe

first ing i int out, i if you lok up tthe middle prt of t 1900's, what you sis the modreplicate obrvatns prettwell. now i s sy is there's two ensof the models run hanhis s he tyood we emiintcareasercclud oreud uenve iste f deru wout nhse gasandt r is hone wit sohe msse here is th up until aut 1970, the w fali flow eacher pretty closely then eys er the ason heveo sewarmin

isg ro hectu eah imatis ti f that a depart rom wt d e by the end of the 20 entury the difference btwmodell withl variility and the actual bservationsr model wgreenhou ga forcing is alf egree hrhe ff. wthiatw wat

th e n orces. iowther anor itdoeercause it is, tc nte thi ginto tinu inoerwords reason te au o limate i imratioryouin beuse iyu anifou lieve s yst imatguyshenwhat w gotosgoing to amifthiser. in eou n intereing sessn uan ur os back on te mounin

tershed issue d of course, one of t principal differces there is snow lines meomred o present day tcmatethat re itn bad oncmb arinoe ghd ty raisaout akilo et egescels grc,perkm tar ow o is oniu athat fectoecingatreseoi d sulyuiandmma the

tehayoear diortarn r resou gbal er pictbut iwhas te wstpof amera since world wr ii, we'vseen this large area - is happens to be a time avaged mar, aril ad ma that's o classicaspringtime in cate tms. thised shadinns we've warmed wlltive to alonger term avage b something like a degree celsius to amuch or threedegsius at in r ca , a qa

rminoth onalims gotnne iy s ao athought rihich my coleague mike hadone here f the landscape of the united states, and wh 's ta cens of precipitationday by y eerve hat'occurred eralong eriod, and he's catalogehow mnyof tose ents occurred where temperaturesere he rae of eelss, bowad as haon re ac a enlcaiwch

thcion asccurred t empeture r that'sare ohatwe might ca vralityecaus teeraturrs tee degrs ciu allf he su we're t sg anor're u thiofts d umr ntiasssnstorr e wrns sepaularike wspe f te as anthcdes of rocks rs lnerle o this afoh uge stake in h so- kind of vlneritt g.yocae'se ne the re

weer erth st,misstting it authe hylistnd led hfrtionou off t has betweenri trsnow melt peri in alifora, you can pretty much attribute he olume of run off from the sacrament syem, which s - that's what is mappehere occurring between pril nd july attrut to run off, and that has declined fm what uset be, hving troue reing myn lideum

ins o0 t,ut've l signicant acti of at ngansmmernme un ewedcro westlandsca, th's er mapicture he on thle wherthe red dts represent earlietimi of nlt ba b ler earlieoesme inis ng earlierndtngre rming o

wagt aces sowcoues os e wt, ad lh ril onmeasuremt from snow courses and recoiled that there s been a trd in t april one water content which red here is rend wer e luei high. you p ut t declin, i th ploed

t rend lted from nega totheftand potive to trghtt omthend levatn s aced tvtil cale here, o owes o iup ndlr kesnse. the arte aas cr o thfr oe, conducte sof ipatn ugas west ere ft o,

climse h b ones tat he eceived snow and ey have a firly sutaial record analso 'vrecord now ow fall, that is hey have a sno board r se her bity t cord daily snow acuti and over aout thsame pe as e looked atn he tream gaugnetwork. ws hnes lostgedt ecitatn asasyou case marityn a enf hesether stiorereinm ow ois period.so are s iiveinearlr.ne, s

e hysic 'sagate hig e re o lesionsef hnic claternmen nt' refthl meom and d n cot e xpenteyhave oon he ture.

treendo e, and he mo cbon intensive fossil uelco are tese. s n e, o2oen lux 2 nto spre, so scar hissions incrsing theide heenturaor rieto on ob vietyemb e iers artalngboutimagin teuprt so hve ac upon supply portfolio o the aosphere. so, there bee umb f

climexmeand o a large extent in these scarios what's eing loedinto theaosphere. so 'syiehinw e. inhercecaia sent, e sed eef these car or t east models atwre the tuides i assesswhmt ap ste aliia i ofoabase diff imcts rgi fater sos es heal, eches,oculte and so on. let's go on o e next oe. okhis is kind of one of those ricky ower poi gphs

and this is where i prend i'm algore. now we're taking longer pt ofiew and these thretres here at he bottom is glol temperature, suace mperature of thearth. this is made out from proxy records and we did noha rs ahdrand fty yeaso this is retrfr s d ice aotopes nd o fohetisco2o is ihuns ndof ad i teinthatu sees arkae gh l esand

th s tclima eri orwe oun a somee -e of he mafaising isod h d iheac hereoital opof the solar system d lanets resolve arnd them and n this case the exintrinsiy ofthe eahs budg that chans nd that goes, it as aut a hdred thousand year eriod ndlow ehhe w guyh wa able o

mpcoginck and that'sanh wellno t'hn one lly yosee the tempes tend to rise fan this this pinonot udthe