
snobal erth

snobal erth anedi bhoomi yokka okati ledhaa anthakante ekkuva manchu gruha vaataavaranaalaloo pratipaadinchae bhuu-chaaritraka parikalpana, graham yokka uparitalam vaataavaranaaniki drava samudra ledhaa uparitala neeru bahirgatam kakunda puurtigaa ledhaa daadaapu puurtigaa stambhimpajeyabadindi. ituvanti prapancha himanadeeya kaalam yokka atyanta vidyaaparamgaa suuchimchabadina kaalam cryogenian kaalamlo 650 miah kii kontakaalam mundu sambhavinchindani nammutaaru.
ushnamandala pracchanna akshaamsaala vadda mariyu bhougolika recorduloni itara rahasya lakshanaala vadda saadhaaranamgaa himanadeeya muulam anie nammabade avakshepana nikshaepaalanu idhi uttamamgaa vivaristundani parikalpana pratipaadakulu vaadistunnaaru. eee parikalpana yokka pratyarthulu prapancha himanadeeyaaniki bhougolika aadharalu mariyu manchu ledhaa buradatho kappabadina mahasamudram yokka bhougolika bhouthika saadhyatanu vyatiraekistaaru, mariyu vaaru puurtigaa gaddakattina paristhiti nundi tappinchukovadamlo kashtanni nokki chebutaaru. bhoomi puurti manchu chettu ledhaa terichina (ledhaa kalanugunamga terichi) neeti sannani bhoomadhyarekha bandto kuudina "slushball" anae aneka samadhanam laeni prasnalu migili unnaayi. cambrian paeludu anie piluvabade bahula kana jeeva roopaala aakasmika vikiranam mundu snobal-erth episodelu sambhavinchaayani pratipaadinchabadindi. iteevali snobal episode bahula kanajaala parinaamaanni prerepinchi undavacchu.
charitra.
puraatana himanadeeyaaniki modati sakshyam.
prapancha himanadeeya aalochana modata pratipaadinchabadataaniki chaalaa kaalam mundu, puraatana puurva cambrian himanadeeyaalaku aadhaaraalanu sekarinchina varusa aavishkaranalu jarigaayi. eee aavishkaranalalo modatidi 1871loe zhe. thamson, skaatlaandlooni aile loe puraatana himaninadam-pani padaartham (tillite) nuu kanugonnadu. australia (1884) mariyu bharatadesam (1887) laloe kooda ilanti phalitaalu vachayi. riyush yokka morain" anie piluvabade nalgava mariyu chaalaa sachitramaina anveshananu 1891loe uttara naarvelooni hohns riyush nivedinchindi. aneka itara anveshanalu anusarinchaayi, conny khandantara pravaham tiraskarana kaaranamgaa vaari avagahanaku aatamkam kaligindi.
prapancha himanadeeya nirmaanam pratipaadinchabadindi.
australian bhoogarbha shaastravetta mariyu antarcitic anveshakudu ayina douglus masson (1882-1958) thana kereerlo ekkuva bhaagam dakshina australialoni neoproterozoic stratigraphyni adhyayanam chestu gadipadu, akkada athanu mandapati mariyu vistrutamaina himanadeeya avakshepaalanu gurtinchaadu. phalitamgaa, thana kereer chivarilo, athanu prapancha himanadeeya sambhaavyata gurinchi oohinchaadu.
ayithe, prapancha himanadeeyatvam gurinchi masson aalochanalu australia yokka bhougolika sthaanam mariyu takkuva-akshaamsha himanadeeya niksheepaalu kanipinche itara khandala sthaanam kalakramena sthiramgaa undaalane tappudu oohapai aadharapadi unnaayi. khandantara chalanam parikalpana purogati, mariyu chivariki plate tectonic siddhaantam, himaninada avakshepaalaku sulabhamaina vivarana vachindi-avi khandaalu adhika akshaamsaalalo unna samayamlo jama cheyabaddaayi.
1964loe, prapancha sthaayi himanadeeya aalochana tirigi udbhavinchindi. brian harland oka kaagitaanni prachurinchaadu, dheenilo athanu swalbard mariyu greenlandloni himaninada tillaitlu ushnamandala akshaamsaalalo nikshiptam cheyabaddaayani choopinche paleo ayaskanta daetaanu samarpinchaadu. eee paleo ayaskanta samacharam nundi, mariyu saadhaaranamgaa ushnamandala nundi samasheetoshna akshaamsaalatoo sambandham unna raalla vaarasatvaaniki himaninadam avakshepaalu antaraayam kaligistayane avakshepana aadhaaraala nundi, manchu yugam sambhavinchindani, adhi chaalaa teevramgaa undani, phalitamgaa samudra himanadeeya raallu ushnamandalamlo jama ayyayani ayana vaadinchaaru.
1960laloe soviet vaataavarana shaastravetta ayina mikhail budiko prapancha vaataavaranampai manchu kappadam yokka prabhavanni parisoedhinchadaaniki oka saadhaarana shakti-samatulya vaataavarana namuunaanu abhivruddhi chesaaru. eee namuunaanu upayoginchi, manchu palakalu dhruva praantaala nundi chaalaa munduku saagithe, manchu yokka perigina pratibimbam (albido) marinta sheetaleekaranaku mariyu marinta manchu erpadataaniki daariteese oka feedback loop sambhavinchindani, mottam bhoomi manchutho kappabadi, kotta manchutho kappabadina samatulyatalo sthireekarinchabade varaku, budiko kanugonnadu.
budiko yokka namuunaa eee manchu-albido sthirathvam jaragavacchani chuupimchinappatikii, athanu thana namuunaa atuvanti feedback loop nundi tappinchukovadaaniki etuvanti marganni andinchananduna, vaastavaaniki, adhi eppuduu jaragaledani nirdhaarinchaadu. 
1971loe, american bhouthika shaastravetta ayina aaran fagray, idhe vidhamaina shakti-samatulya namuunaa moodu sthiramaina prapancha vaataavaranaalanu anchanaa vesindani choopinchaadu, vaatilo okati snobal erth. eee namuunaa edward norton lorenz yokka asthirata bhavananu pravesapettindi, idhi snobal ertto sahaa oka vaataavaranam nundi maroka vaataavaranaaniki pedda jump undavacchani suuchistumdi.
snobal erth" anae padaanni joseph kirschwink 1992loe proterozoic eoin yokka jeevasaastraaniki sambandhinchina sudeergha samputamlo prachurinchina oka chinna patramlo roopondinchaaru. eee pani nundi pradhana sahakaaraalu (1) banded inupa nirmaanaala uniki atuvanti prapancha himanadeeya episodku anugunamgaa undani gurtinchadam, mariyu (2) puurtigaa manchutho kappabadina bhoomi nundi tappinchukovadaaniki oka yantraamgaanni pravesapettadam-mukhyamgaa, agniparvata vayuvu nundi carbon dye oxide perukupovadam ultra-green house prabhaavaaniki daariteestundi.
sarassu mattalu peragadam mariyu padipovadam vanti sthiramaina bhougolika namuunaanu franklin vaan houten kanugonappudu ippudu dheenini "vaan houten saikil" anie pilustaaru. bhaswaram niksheepaalu mariyu avakshepana silalalo banded inumu nirmaanaalapai ayana chesina adhyayanalu, graham yokka uparitalam 650 million samvatsaraala kritam gaddakattinatlu perkonna "snobal erth" parikalpanaku praarambhamlo kattubadi undela chesaayi.
paal eff taruvaata snobal erth anae bhaavanapai aasakti natakeeyamgaa perigindi. hafman mariyu athani sahodyogulu kirschwink aalochanalanu nameebiyaaloni neoproterozoic avakshepana silala varusaku vartimpajesaaru mariyu 1998loe "sains" jarnallo cap carbonatela sambhavinchadam vanti pariseelanalanu cherchadam dwara parikalpananu vivarinchaaru.
2010loe, frances eah. harwardlo bhoomi mariyu grahala saastraala vibhaagamlo assistant professor ayina mcdonald mariyu itarulu, cryogenian kaalamlo rodinia bhoomadhyarekha akshaamsamloo undani, samudra mattam vadda ledhaa diguvana himanadeeya manchu undani, mariyu sambandhita stertian himanadeeyatvam prapanchavyaaptamgaa undani aadhaaraalanu nivedinchaaru.
sakshyam.
ushnamandala akshaamsaala vadda himaaneenadaalu spashtamgaa unnayani bhougolika aadhaaraalanu vivarinchadaaniki snobal erth parikalpana modata roopondinchabadindi. namuunaa prakaram, manchu-albido pratispandana phalitamgaa himaaneenadaalu bhoomadhyarekhaku 25° nundi 30° varaku vyaapinchina tarvaata bhoomadhyarekhaku vaegamgaa manchu munduku saagutundi. anduvalla, ushnamandalamlo himanadeeya niksheepaalu undatam prapancha manchu aavarananu suuchistumdi.
anduvalla, siddhaantam yokka praamaanikatanu anchanaa vaeyadaaniki mukhyamainadi, manchu eppuduu ushnamandala praantaalaku cherukundane nammakaniki daariteesina sakshyam yokka viswasaneeyata mariyu praamukhyata gurinchi avagahana. eee sakshyam moodu vishayalanu rujuvu cheyali
eee chivari amsaanni niroopinchadam chaalaa kashtam. ediacaran mundu, saadhaaranamgaa raallanu paraspara sambandham cheyadaaniki upayoginche biostratigraphic markerlu laevu; anduvalla prapanchavyaaptamgaa vividha pradaesaalaloo raallu khachitamgaa oke samayamlo nikshiptam cheyabaddaayani niroopinchadaaniki maargam ledhu. radiometric paddhatulanu upayoginchi raalla vayassunu anchanaa veyadam uttamamainadi, ivi arudugaa khachitamainavi ledhaa oka million samvatsaraala kante ekkuva.
modati rendu amsaalu tarachugaa kesu-tuu-kesu praatipadikana vivaadaaniki muulam avtayi. aneka himanadeeya lakshanaalanu kooda himanadeeya rahita maargaala dwara srushtinchavachu, mariyu iteevala kooda bhoogolaala yokka sumaru akshaamsaalanu anchanaa veyadam, ibbandulatoe kuudukunnadi.
paleo ayaskaantatvam.
bhoomadhyarekhaku sameepamlo himanadeeya nikshepaalagaa pariganinchabade vaatini vivarinchadaaniki snobal erth parikalpana modata unchabadindi. bhoogola falakaalu kalakramena nemmadigaa kadulutaayi kabatti, bhoomi yokka sudeergha charitralo icchina samayamlo vaati sthaanaanni nirdhaarinchadam antha sulabham kaadu. gurtinchadagina bhuubhaagaalu elaa kalisipotayane pariseelanatoo paatu, oka raathi nikshiptam cheyabadina akshaamsaanni paleo ayaskaantatvam dwara parimitam cheyavachu.
avakshepana silalu erpadinappudu, vaatilo unna ayaskanta khanijalu bhoomi yokka ayaskanta kshethramtho samalekhanam avtayi. eee paleo ayaskaantatvam yokka khachitamaina kolata dwara, raathi maatruka erpadina akshaamsaanni (conny rekhaamsam kaadu) anchanaa veyadam saadhyamavutundi. eee punarnirmaanam yokka khachitatvam prasnaarthakam ayinappatikee, neoproterozoic raathi recordulo himanadeeya muulam yokka konni avakshepaalu bhoomadhyarekhaku 10 degreela lopala jama cheyabaddaayani paleomagnetic kolatalu suuchimchaayi. avakshepaalu nikshiptam ayina samayamlo ushnamandala akshaamsaalalo himaaneenadaalu bhoomi nundi samudra mattam varaku vistarinchi unnayani suuchimchadaaniki spashtamgaa kanipinche himaninada avakshepaala (dropstones vantivi) yokka eee paleomagnetic sthaanam teesukobadindi. idhi prapancha himanadeeyaanni suuchistumdaa ledhaa sthaanika, bahusha bhuu-lock, himanadeeya palanala unikini suuchistumdaa anedi spashtamgaa teliyadu. chaalaa dayta bhoomadhyarekhaku 25° lopala yea himanadeeya nikshaepaalanu parimitam cheyadani kooda itarulu suuchimchaaru.
bhoomi yokka puraatana ayaskanta kshetram neti kante gananeeyamgaa bhinnamgaa unte paleo ayaskanta dayta paadaipovachani samsayavaadulu suuchistunnaaru. bhoomi yokka core yokka sheetaleekarana retunu batti, proterozoic samayamlo, ayaskanta kshetram saadhaarana dvidhruva pampineeni anchanaa veyakapovachhu, uttara mariyu dakshina ayaskanta dhruvalu eenaati maadirigaane graham yokka akshamtho dadapuga samalekhanam avtayi. badulugaa, vaedigaa unde core marinta teevramgaa prasarana chesi, 4,8 ledhaa anthakante ekkuva stambhaalaku daariteesi undavacchu. avakshepana khanijalu uttara dhruvam vaipu kakunda 'paschima dhruvam' vaipu chuuputuu samalekhanam ayi undavacchu kabatti, paleo ayaskanta daetaanu tirigi ardham chesukovali. pratyamnaayamgaa, bhoomi yokka dvidhruva kshetram dhruvalu bhoomadhyarekhaku daggaragaa unde vidhamgaa oriented ayi undavacchu. ediacaran paleo ayaskanta rikaardu suuchimchina ayaskanta dhruwala asaadhaarana vegavantamaina kadalikanu vivarinchadaaniki eee parikalpana unchabadindi; uttara dhruvam yokka aaropinchabadina kadalika gaskierla himanadeeya samayamlone sambhavistundi.
paleomagnetic detapai aadhaarapadatamlo maroka balaheenata emitante, namodu cheyabadina ayaskanta sanketam asaluda ledhaa taruvaati kaaryaacharana dwara reset cheyabadinda anie nirnayinchadamlo ibbandi. udaaharanaku, parvata nirmaana orogeny roopaantara praticharyala upa utpattigaa vaedi neetini vidudala chestundi; eee neeru vaela kilometres dhooramlo unna raallaku pravahinchi vaati ayaskanta santakaanni reset cheyagaladu. idhi konni million samvatsaraala kante paatha raalla praamaanikatanu sramatho kuudina khanija pariseelanalu lekunda gurtinchadam kashtataram chestundi. antekakunda, pedda ettuna punarkaantreekarana sanghatanalu jarigaayani, ivi paleo ayaskanta dhruwala anchanaa sthaanaalanu savarinchaalsina avasaram undavacchani marinta aadharalu sekarinchabadutunnaayi.
prastutam australia yokka elatina deposit anae oke oka deposit undhi, idhi nissandehamgaa takkuva akshaamsaalalo deposit cheyabadindi; daani deposition thedhee baga parimitam cheyabadindi mariyu signal spashtamgaa asalu.
takkuva-akshaamsha himanadeeya niksheepaalu.
himaaneenadaalu nikshiptam chese avakshepana silalu vaati gurtimpunu praarambhinchae vilakshanhamaina lakshanaalanu kaligi untaayi. snobal erth" parikalpana raaka chaalaa kaalam mundu aneka neoproterozoic avakshepaalu himanadeeya muulaanni kaligi unnayani ardham chesukobaddayi, veetilo konni vaati nikshepana samayamlo ushnamandala akshaamsaala vadda unnatlu spashtamgaa unnaayi. ayithe, saampradayakamgaa himaaneenadaalatoo mudipadi unna aneka avakshepana lakshanaalanu itara maargaala dwara kooda yerparuchukovacchani gurthunchukovali. anduvalla snobal erth yokka aneka keelaka sanghatanala yokka himanadeeya muulam vivaadaaspadamaindi.
2007 natiki, ushnamandala pacchika bayallanu gurtinche oke oka "chaalaa nammadagina"-ippatikee savaalu cheyabadina-daytum point matrame undhi, idhi bhoomadhyarekha manchu cover yokka prakatanalanu kontavaraku ahankaramga chestundi. ayithe, stertian samayamlo ushnamandalamlo samudra mattam himanadeeyaaniki aadharalu perukupotunnayi.
avakshepana yokka himanadeeya muulam yokka aadharalu
bahiranga neeti niksheepaalu.
snobal kaalamlo erpadina konni niksheepaalu kriyaaseela jala chakram samakshamlo matrame erpadi undavacchani telustondi. 5, 500 meterla mandam varaku unna himaninada nikshepaala byaandlu, chinna (meterlu) byaandlu kaani himaninada avakshepaalato vaeru cheyabadi, himaaneenadaalu padilakshala samvatsaraalu karigipoyi padepade tirigi erpaddaayani pradarsistaayi; ghana mahaasamudraalu eee sthaayi nikshepananu anumatinchavu. eee roeju antarciticalo kanipinche manchu pravahalu eee shrenulaku kaaranamai undavacchu.
inca, bahiranga neetilo matrame erpade avakshepana lakshanaalu (udaaharanakuh alala-erpadina alalu, suduura-prayaana manchu-roopondinchina sidhilaalu mariyu kiranajanya karyakalapala suuchikalu) snobal-bhoomi kaalaaniki chendina avakshepaala antataa kanipistaayi. ivi puurtigaa gaddakattina bhoomipai karige neeti oyaasisnu suuchistunnappatikii, computer modeling samudramloni pedda praantaalu manchu rahitamgaa undalsi untundani suuchistumdi; shakti samatulyata mariyu saadhaarana prasarana namuunaala paramgaa "kathinamaina" snobal aamodayogyamainadi kaadani vaadinchaaru.
carbon isotope nishpattulu.
samudrapu neetilo carbon yokka rendu sthiramaina isotopulu unnaih carbon-12 (12sii) mariyu arudaina carbon-13 (13sii), ivi carbon anuvulalo 1.109 saataanni kaligi untaayi.
kiranajanya samyogakriya okatigaa unde jeevarasaayana prakriyalu, thelikaina 12sii isotopenu pradhaanyamgaa kaligi untaayi. anduvalla samudramlo nivasinche kiranajanya samyogakartalu, protistulu mariyu algay rendoo, bhoomi yokka carbon yokka praadhamika agniparvata vanarulalo kanipinche samruddhini batti, 13sii loe chaalaa koddigaa ksheenistaayi. anduvalla, kiranajanya jeevitam kaligina samudram sendriya avasheshaalalo 13sii/12sii nishpattini takkuvagaa kaligi untundi mariyu sambandhita samudra neetilo adhika nishpattini kaligi untundi. lithium avakshepaala yokka sendriya bhaagam chaalaa takkuvagaa untundi, conny kolavagaligela, 13sii loe ksheenistundi. 
silicate vedaring, carbon dioxidenu vaataavaranam nundi bayataku teesi raatilo jama chese akarbana prakriya, kaarbannu kooda pakshikam chestundi. cryogenian kuu kontakaalam mundu aneka pedda agnipraantaala sthaanabhramsham mariyu vaatiche srushtinchabadina apaaramaina khandantara varada basaltla rasayana vaataavaraneekarana, eee varada basaltlalo chaalaa varaku vecchani, tiiraaniki daggaragaa thematho kuudina paristhitulu mariyu vegavantamaina rasayana vaataavarana paristhitulaku gurikavadam dwara sahaayapadindi, carbon isotopic nishpattulalo pedda saanukuula maarpuku kaaranamai stertian himanadeeya praarambhaaniki dohadapadindani nammutaaru.
snobal erth yokka pratipaadita episode samayamlo, 13sii nundi 12sii nishpattilo vegavantamaina mariyu teevramaina pratikuula vihaarayaatralu untaayi. prapanchavyaaptamgaa niksheepaalaloo 13sii 'spike' samayanni nisitamgaa vislaeshimchadam valana chivari neoproterozoiclo naalugu, bahusha aidu, himanadeeya sanghatanalanu gurtinchadaaniki veelu kalpistundi.
banded inupa nirmaanaalu.
banded iron formations (bif) anevi poralu gala iron oxide mariyu inumu-paelavamaina chert yokka avakshepana silalu. oxygen samakshamlo, inumu sahajamgaa tuppu pattutundi mariyu neetilo karaganidigaa maarutundi. banded inumu nirmaanaalu saadhaaranamgaa chaalaa paatavi mariyu vaati nikshepana tarachugaa paleoproterozoic yugamlo bhoomi yokka vaataavaranam yokka aakseekaranaku sambandhinchinadi, samudramlo karigina inumu kiranajanyamgaa utpatti cheyabadina oxygentho sambandham kaligi undi, iron oxidega avakshepam chendindi.
byaandlu oka anaxic mariyu oxygenated mahasamudram madhya kona binduvu vadda utpatti cheyabaddaayi. neti vaataavaranam praanavaayuvu samruddhiga (parimaanam prakaram daadaapu 21 saatam) mariyu mahaasamudraalato sambandham kaligi unnanduna, banded erpadataaniki taginanta iron oxidenu perukupovadam saadhyam kaadu. paleoproterozoic (1.8 billion samvatsaraala kritam) taruvaata jama cheyabadina vistrutamaina inupa nirmaanaalu matrame cryogenian himanadeeya nikshaepaalatoe mudipadi unnaayi.
atuvanti inumu adhikamgaa unde raallu nikshiptam kavalante samudramlo anoxia undaali, tadwara chaalaa karigina inumu (ferrous oxidega) ferrick oxidega avakshepinche aakseekarananu kalise mundu perukupovacchu. samudram anaxic kavalante, adhi oxygenated vaataavaranamtho parimita vayuvu maarpidini kaligi undaali. avakshepana recordulo beef tirigi kanipinchadam anedi samudramlo manchu moosivesina samudramlo parimita oxygen sthaayila phalitamgaa undani parikalpana yokka pratipaadakulu vaadistunnaaru. samudram mariyu vaataavaranam madhya gyaas marpidi punahsthaapanalo, ferrous inumu samruddhiga unna samudrapu neeru aakseekarana chendindi. cryogenian beafs yokka diguva porala nundi eguva poralaku δ56feerm-014 loe saanukuula maarpu samudra aamleekarana perugudalanu pratibimbimchavachchu, endukante marinta ekkuva samudrapu manchu kappulu karigipoyi, ekkuva carbon dioxide samudram dwara karigipoyinanduna eguva poralu jama cheyabaddaayi. parikalpana yokka pratyarthulu beef nikshepaala arudainavi avi lothattu samudraalalo erpaddaayani suuchimchavachchani suuchistunnaaru.
mahaasamudraala nundi verucheyabadinanduna, atuvanti sarassulu neti nalla samudram maadirigaane lothu vadda nischalamgaa mariyu anaxicga undavacchu; taginanta inumu input beef erpadataaniki avasaramaina paristhitulanu andinchagaladu. himanadeeya mugimpunu soochinche beafs soochinchadamlo marinta kashtam emitante avi himanadeeya avakshepaalato koodukunnatlu kanipistaayi; ituvanti interbedding milankovic chakraala kalakhandamga soochinchabadindi, idhi kramaanugatamgaa samudraalanu vaataavaranam mariyu samudram madhya vaayu maarpidini anumatinchadaaniki mariyu beafs avakshepaanni anumatinchadaaniki taginanta vedekkinchedi. marinone himanadeeya samayamlo beafs kooda chaalaa takkuvagaa untaayi.
cap carbonate raallu.
neoproterozoic himanadeeya nikshepaala paibhagam chuttoo saadhaaranamgaa padula meterla mandamtho rasaayanikamgaa avakshepita avakshepana sunnapurayi ledhaa dolomite meterlugaa padunaina parivartana untundi. eee cap carbonatelu konnisaarlu itara carbonate raallu laeni avakshepana vaarasatvaalalo sambhavistaayi, vaati nikshepana samudra rasayana saastramlo lothaina vichalanam phalitamgaa undani suuchistumdi.
eee cap carbonatelu asaadhaarana rasayana kuurpunu kaligi untaayi, alaage vintha avakshepana nirmaanaalanu kaligi untaayi, veetini tarachugaa pedda alaluga ardham chesukuntaru.
atuvanti avakshepana silala nirmaanam saanukuula aavesam kaligina ayanla pedda pravaham valla sambhavinchavachhu, idhi snobal erth sanghatana taruvaata teevramaina greenhouse samayamlo vegavantamaina vaataavaranamu dwara utpatti avutundi. cap carbonatela isotopic santakam montil viluvaku anugunamgaa −5 kii daggaragaa untundi-atuvanti takkuva viluvanu saadhaaranamgaa jeevitam lekapovadaanni suuchimchadaaniki teesukovachhu, endukante kiranajanya samyogakriya saadhaaranamgaa viluvanu penchadaaniki panichestundi; pratyamnaayamgaa methane nikshepaala vidudala daanini adhika viluva nundi tagginchi, kiranajanya samyogakriya prabhavalanu samatulyam chesi undavacchu.
cap carbonatela erpaatulo unde khachitamaina vidhanam spashtamgaa ledhu, conny chaalaa udaharinchabadina vivarana prakaram, manchu chettu bhoomi karigipoyinappudu, neeru vaataavaranam nundi samruddhiga unna carbonic aamlanni yerparustundi, idhi aamla varshamgaa padipotundi. idhi vaataavaranamloo silicate mariyu carbonate raallanu (takshaname daadi cheyabadina himaninadam sidhilaalatoe sahaa) bahirgatam chestundi, pedda mottamlo calciumnu vidudala chestundi, idhi samudramlo kottukupoyinappudu carbonate avakshepana shila yokka pratyaekamaina aakruti poralanu yerparustundi. atuvanti ajaivika "cap carbonate" avakshepananu himanadeeyampai kanugonavacchu, adhi snobal erth parikalpanaku daariteestundi.
ayithe, carbonatelanu kappadaniki himanadeeya muulam anae paerutoe konni samasyalu unnaayi. modatidi, vaataavaranamloo adhika carbon dioxide gaadata mahaasamudraalu aamlamgaa maaradaaniki kaaranamavutundi, mariyu lopala unna carbonatelanu karigistundi-cap carbonatela nikshepanaku puurtigaa viruddhamgaa untundi. inca, konni cap carbonatela mandam saapekshamgaa vegavantamaina ksheenatalo sahetukamgaa utpatti cheyagala daanikante chaalaa ekkuva. oke samayamlo spashtamaina himanadeeya muulam yokka aneka shrenula kante ekkuva cap carbonatela lekapovadam mariyu pratipaadita himanadeeya muulam yokka shrenulalo saaruupya carbonatela uniki kaaranamgaa kaaranam marinta balaheenapadutundi. kaneesam daushantuwa cap carbonate utpatti chesina pratyaamnaaya yantraangam, methane yokka vegavantamaina, vistrutamaina vidudala. idhi chaalaa takkuva-- 48 viluvalu-alaage avakshepaala dwara vayuvu pravaham dwara erpadinatlu kanipinche asaadhaarana avakshepana lakshanaalaku kaaranamavutundi.
aamlata maarutundi.
boran moolakam yokka isotopulu marinone himanadeeyaaniki mundu mariyu taruvaata mahaasamudraala yokka pihech natakeeyamgaa padipoyindani suuchistunnaayi.
idhi vaataavaranamloo carbon dioxide erpadataanni suuchimchavachchu, veetilo konni carbonic aamlanni yerparuchukovadaniki mahasamudralalo karigipotayi. boran vaividhyaalu teevramaina vaataavarana maarpulaku rujuvu ayinappatikee, avi prapancha himanadeeyaanni suuchimchaalsina avasaram ledhu.
antariksha dhooli.
bhoomi yokka uparitalam iridium moolakamlo chaalaa ksheeninchindi, idhi pradhanamgaa bhoomi yokka kendra bhaagamlo untundi. uparitalampai moolakam yokka ekaika mukhyamaina muulam bhoomiki cherukune vishwa kanaalu. manchu chettu bhoomi samayamlo, iridium manchu palakalapai perukupotundi, mariyu manchu kariginappudu phalitamgaa avakshepana pora iridium samruddhiga untundi. cap carbonate nirmaanaala adugubhaagamlo iridium kramaraahityam kanugonabadindi, mariyu himanadeeya sanghatana kaneesam 3 million samvatsaraala paatu konasagindani suuchimchadaaniki upayoginchabadindi, conny idhi himanadeeyaaniki "prapancha" paridhini suuchimchadu; vaastavaaniki, ilanti kramaraahityaanni pedda ulka prabhavam dwara vivarinchavacchu.
chakriya vaataavarana hecchutaggulu.
rasayana vaataavarana samayamlo mattiloo migili unna vatiki chalana catayons nishpattini upayoginchi (maarpu yokka rasayana suuchika), rasayana vaataavarana marpidi anedi himanadeeya kramamlo chakriya paddhatiloo maarutuu untundani, antar himanadeeya kalalalo perugutundani mariyu challani mariyu shushka himanadeeya kalalalo taggutundani choopabadindi. eee namuunaa, sanghatanala nijamaina pratibimbam ayithe, "snobal erth" luu puurtigaa gaddakattina bhoomi kante plystocene manchu yugam chakraalatho balamaina polikanu kaligi unnayani suuchistumdi.
adanamgaa, scatlandlo port askaig tillite erpadatam yokka himanadeeya avakshepaalu, himanadeeya mariyu nissara samudra avakshepaala yokka paraspara chakralanu spashtamgaa chuuputaayi. eee nikshepaala praamukhyata vaati kaalaparimitipai ekkuvagaa aadharapadi untundi. himanadeeya avakshepaalu eee roeju varaku kashtamgaa unnaayi, mariyu portskige samuuhaaniki atyanta daggaragaa unna thedhee gala padaka, aasaktigala padakalaku stratigraphicga 8 kimmy ettulo undhi. dheeni kaalaparimiti 600 Ma antey padakalu tatkalikamga stertian himaaneenadaanitoo sambandham kaligi undavacchu, conny avi manchu chettu bhoomi yokka purogatini ledhaa tirogamanaanni suuchimchavachchu.
yantraamgaalu.
snobal erth eevent praarambhamlo konni prarambha sheetaleekarana yantraangam untundi, dheeni phalitamgaa bhoomi yokka manchu mariyu manchu coverage perugutundi. bhoomi yokka manchu mariyu manchu coverage perugudala bhoomi yokka albidonu penchutundi, idhi sheetaleekaranaku saanukuula pratispandanaku daariteestundi. taginanta manchu mariyu manchu perukupothe, runn-away cooling phalitamgaa untundi. eee saanukuula pratispandana bhoomadhyarekha khandantara pampinhee dwara sulabhataram cheyabadutundi, idhi bhoomadhyarekhaku daggaragaa unna praantaalalo manchu perukupovadaniki veelu kalpistundi, ikkada soura vikiranam chaalaa pratyakshamgaa untundi.
suupar volcano visphotanam, methane mariyu/ledhaa carbon dioxide vanti greenhouse vaayuvula vaataavarana gaadata taggadam, soura shakti utpattilo maarpulu ledhaa bhoomi yokka kakshyalo aatamkaalu vanti aneka sambhaavya trigger mechanisms manchu chettu bhoomi praarambhaaniki kaaranamavutaayi. triggertho sambandham lekunda, prarambha sheetaleekarana phalitamgaa manchu mariyu manchutho kappabadina bhoomi yokka uparitala vaisaalyam perugutundi, mariyu adanapu manchu mariyu manchu marinta soura saktini tirigi antarikshamloki pratibimbistaayi, bhoomini marinta challabarustundi mariyu manchu mariyu manchutho kappabadina bhoomi yokka uparitala vaisaalyaanni marinta penchutundi. eee saanukuula pratispandana loop chivariki aadhunika antarcitica vale challani stambhimpachesina bhoomadhyarekhanu utpatti cheyagaladu.
pradhanamgaa agniparvata karyakalapala dwara vidudalayye millionla samvatsaraalugaa vaataavaranamloo carbon dioxide pedda mottamlo perukupovadamto mudipadi unna global warming, manchu chettu bhoomini kariginchadaaniki pratipaadita trigger. karigipovadaniki saanukuula pratispandana kaaranamgaa, bhoomi yokka uparitalampai ekkuva bhaagam manchu mariyu manchu karigipovadaniki sahasraabdi kante takkuva samayam avasaram.
himanadeeya prarambhamu.
khandala ushnamandala pampinhee, bahusha prati-antarleenamgaa, snobal bhoomini praarambhinchadaaniki anumatinchadaaniki avasaram.
modatidi, ushnamandala khandaalu bahiranga mahasamudram kante ekkuva pratibimbistaayi, anduvalla suuryuni vaedini takkuvagaa grahistaayih nedu bhoomipai soura shakti yokka chaalaa varaku shoshana ushnamandala mahasamudralalo jarugutundi.
inca, ushnamandala khandaalu ekkuva varshapaataaniki lobadi untaayi, idhi nadhi utsarga mariyu kothaku daariteestundi.
gaaliki gurainappudu, silicate raallu vaataavarana praticharyalaku lonavutaayi, ivi vaataavaranam nundi carbon dioxidenu tolagistaayi. eee praticharyalu saadhaarana roopamlo konasagutayi raathi-erpade khanijam + carbon dye oxide + carbon dye oxide + bicarbonate + saiyo dye oxide. atuvanti praticharyaku udaaharana volastanite yokka vatavaranamha
vidudala cheyabadina calcium catayans samudramlo karigina bicarbonate pratispandinchi calcium carbonate rasaayanikamgaa avakshepita avakshepana silagaa yerparustaayi. idhi carbon dioxide, greenhouse vaayuvunu gaali nundi bhoogolamloki badilee chestundi, mariyu bhoogarbha kaala pramaanaalapai sthiramaina sthithilo, agniparvataala nundi vidudalayye carbon dioxidenu vaataavaranamloki offset chestundi.
2003 natiki, neoproterozoic samayamlo khachitamaina khandantara pampineeni sthaapinchadam kashtam, endukante vislaeshanhaku tagina avakshepaalu chaalaa takkuva. konni punarnirmaanaalu dhruva khandala vaipu suuchistaayi-ivi anni itara pradhana himanadeeyaala yokka lakshanamgaa unnaayi, ivi manchu kendrakamgaa undagala binduvunu andistaayi. samudra prasarana namoonaalalo maarpulu appudu snobal erth yokka triggernu andinchi undavacchu.
neoproterozoic snobal praarambhaaniki dohadapadina adanapu karakalalo vaataavaranamloo meethentho pratispandinchadaaniki tagina parimaanaaniki cherukunna vaataavarana rahita praanavaayuvu parichayam, daanini carbon dioxide, chaalaa balaheenamaina greenhouse vayuvuga aakseekarana chesi, tadwara sannaga unde suuryudu, neoproterozoiclo 6 saatam takkuva vikiranaanni vidudala chesi undevaadu.
saadhaaranamgaa, sahaja vaataavarana hecchutaggulu mariyu vachhe soura vikiranamlo maarpula kaaranamgaa bhoomi challaga maaradamtho, sheetaleekarana eee vaataavarana praticharyalanu nemmadistundi. phalitamgaa, vaataavaranam nundi takkuva carbon dioxide tolaginchabadutundi mariyu eee greenhouse vayuvu perukupovadamto bhoomi vedekkutundi-eee 'pratikuula pratispandana' prakriya sheetaleekarana parimaanaanni parimitam chestundi. ayithe, cryogenian kaalamlo, bhoomi yokka khandaalu annee ushnamandala akshaamsaalalo undevi, idhi eee mitamaina prakriyanu takkuva prabhaavavantamgaa chesindi, endukante bhoomi challabadinappatiki bhoomipai adhika vaataavarana raetlu konasagayi. idhi manchu dhruva praantaalanu daati munduku saagadaaniki veelu kalpistundi. bhoomadhyarekhaku 30° lopaliki manchu munduku saagina tarvaata, manchu yokka perigina pratibimbam (albido) marinta challabarachadaaniki mariyu bhoomi mottam manchutho kappabade varaku marinta manchu erpadataaniki daariteese vidhamgaa saanukuula pratispandana raavacchu.
takkuva aaviri raetla kaaranamgaa dhruva khandaalu, gananeeyamaina carbon nikshepananu anumatinchadaaniki chaalaa podigaa untaayi-carbon chakram nundi tolaginchagala vaataavarana carbon dioxide mottaanni parimitam chestaayi. global" himaaneenadaaniki mundu avakshepaalalo carbon-12kii sambandhinchi isotope carbon-13 nishpatti kramamga peragadam anedi snobal erthsku mundu krindiki lagadam anedi nemmadigaa mariyu nirantara prakriya anie suuchistumdi.
manchu chetla bhoomi yokka prarambham ellappuduu avakshepaala δ13c viluvalo padunaina thirogamanamtho gurtinchabadutundi, idhi challani ushnogratalu mariyu manchutho kappabadina mahaasamudraala phalitamgaa jeeva utpaadakataloo ksheenataku kaaranamani cheppavacchu.
janavari 2016loe, zernan mariyu itarulu. suupar continent rodinia vichchinnam kaligi unna "nissara-vantena parikalpana" nuu pratipaadinchindi, idhi nissara gatlu venta hyloclastitela visphotanam mariyu vegavantamaina maarpulanu mandapati manchu kapputho samudramlo kshaaramlo bhaarii perugudalato anusandhaanistundi. zernan mariyu itarulu. manchu manchu bhoomi sanghatanala taruvaata erpadina cap carbonatela mandaanni vivarinchadaaniki himanadeeya samayamlo kshaaratvam perugudala saripotundani niroopinchaaru.
stertian himaninadam praarambhamaina thedhee ushnamandalamlo pedda agnipraantaanni bharti cheyadamtho idhi sahajeevanamgaa unnatlu kanugonnaru. eee bhoomadhyarekhapai unna pedda agnipraanta vaataavarana maarpula valla pedda himanadeeya abhivruddhini praarambhinchadaaniki gaali nundi taginanta carbon dioxide peelchukunnatlu nammutaaru.
ghaneebhavinchina kaalamlo.
prapancha ushnograta entha takkuvagaa padipoyindante bhoomadhyarekha aadhunika antarcitica antha challaga undhi. eee takkuva ushnogratanu manchu palakala yokka adhika albido nirvahinchindi, idhi antarikshamloki vachhe chaalaa soura saktini pratibimbistumdi. vaataavaranam nundi neeti aaviri gaddakattadam valla erpade vaedi-nilupudala meghalu lekapovadam eee prabhavanni penchindi. cryogenian samayamlo carbon dioxide yokka ksheenata asadhaaranamgaa takkuvagaa undani oohinchabadindi, idhi prapancha himanadeeya sthirathvaaniki veelu kalpistundi.
prapancha himanadeeya nundi vichchinnam.
bhoomini kariginchadaaniki avasaramaina carbon dioxide sthaayilu eenaati kante 350 retlu, antey vaataavaranamloo 13 saatam unnayani anchanaa veyabadindi. bhoomi daadaapu puurtigaa manchutho kappabadi unnanduna, silicius raalla nundi alkaleen metal ayaanlanu vidudala cheyadam dwara vaataavaranam nundi carbon dioxidenu upasamharinchukolekapoyindi. 4 nundi 30 million samvatsaraalalo, taginanta mariyu methane, pradhanamgaa agniparvataala dwara vidudala cheyabadutundi, conny manchu kinda chikkukunna sendriya kaarbannu vayuvuga marche suukshmajeevula dwara kooda utpatti cheyabadutundi, chivariki ushnamandalamlo uparitala manchu kariginchadaaniki taginanta greenhouse prabhavanni kaligistundi, saasvatamgaa manchu laeni bhoomi mariyu neeti samuuham abhivruddhi chendutundi; idhi manchu kante muduru rangulo untundi, tadwara suuryuni nundi ekkuva saktini grahistundi-"saanukuula pratispandana" nuu praarambhistundi.
shaashwata manchu kappulu laeni modati praantaalu ushnamandalamlo kakunda madhya-akshaamsaalalo undavacchu, endukante vegavantamaina jalasambandha chakram takkuva akshaamsaalalo manchu karigipovadaanni nirodhinchi untundi. eee madhya-akshaamsha praantaalu manchu rahitamgaa maaradamtho, vaati nundi vachhe dummu vaerae chota manchu palakalapaiki egiripoyindi, vaati albido taggipoyindi mariyu ksheenata prakriyanu vegavantam chesindi.
takkuva-akshaamsha permafrastlo lock cheyabadina methane hydratela gananeeyamaina nikshepaala asthirata kooda deglassiation mariyu warmingku trigger mariyu/ledhaa balamaina saanukuula pratispandanagaa panichesi undavacchu.
merinone snobal bhoomi yokka ksheenataku methanogenlu mukhyamaina dohadapaddayi. uparitala jalalalo adhika praadhamika utpaadakata tirigi ravadam vistrutamaina suukshmajeevula sulfur taggimpuku aajyam poesindi, deenivalla lothaina jalaalu atyanta euxinicga marai. euxinia pedda mottamlo methyl sulfidelu erpadataaniki kaaranamaindi, ivi methanogenla dwara meethenga marchabaddayi. oka pradhana pratikuula nickel isotope vihaarayaatra eee ksheenata mariyu global warming kaalamlo adhika methanogenic karyakalapalanu nirdhaaristundi.
khandaalalo, himaaneenadaalu karigipovadam valla bhaarii mottamlo himaninada niksheepaalu vidudala avtayi, ivi ksheeninchi vaataavaranam erpadataayi. phalitamgaa samudraaniki sarafara cheyabade avakshepaalu bhaswaram vanti poeshakaalaloo ekkuvagaa untaayi, ivi samruddhiga undatam valana sinobacteria janabha paeludunu prerepistaayi, idhi vaataavaranam yokka saapekshamgaa vegavantamaina reoxygenationku kaaranamavutundi, idhi ediacaran biota mariyu tadupari cambrian paeluduku dohadapadi undavacchu-adhika oxygen gaadata pedda bahula kana jeeva roopaalanu abhivruddhi cheyadaaniki anumatistundi. saanukuula pratispandana loop bhougolika swalpa kramamlo manchunu kariginchinappatikii, bahusha 1,000 samvatsaraala kante takkuva, vaataavarana oxygen bharti mariyu sthaayilu ksheeninchadaaniki marinta sahasraabdaalu padutundi.
bhoomi mallee stambhimpajeyadaaniki carbon dioxide sthaayilu padipoye avakaasam undhi; khandaalu marinta dhruva akshaamsaalaku malle varaku eee chakram punaraavrutamai undavacchu.
marinta iteevali aadharalu challani samudra ushnogratalato, vaayuvulanu kariginche mahaasamudraala adhika saamarthyam samudrapu neetilo carbon content marinta twaragaa carbon dioxidega aakseekaranaku daariteesindani suuchistunnaayi. idhi neerugaa vaataavarana carbon dioxide perugudala, bhoomi yokka uparitalam yokka greenhouse warmingnu penchadam mariyu mottam snobal sthithini nivaarinchadaaniki daariteestundi.
lakshalaadi samvatsaraalalo, cryoconite manchu meeda mariyu lopala perukupoyi undavacchu. cycrophilic suukshmajeevulu, agniparvata buudida mariyu manchu laeni pradaesaala nundi vachhe dummu aneka million chadarapu kilometres vistiirnamloo manchupai sthirapadathaayi. manchu karigipovadam praarambhinchina tarvaata, eee poralu kanipistaayi mariyu manchutho nindina uparitalaalanu muduru rangulo rangulu chestaayi, idhi prakriyanu vegavantam cheyadaaniki sahaayapadutundi.
alaage, suuryuni nundi vachhe atineelalohita kaanti neeti anuvulanu taakinappudu hydrogen peroxide (hetch2oo2) nuu utpatti chestundi. saadhaaranamgaa H2o2 suuryarashmiloo vichchinnamavutundi, conny kondaru manchu lopala chikkukuni untaaru. himaaneenadaalu karigipovadam praarambhinchinappudu, adhi samudram mariyu vaataavaranam rendintiloonuu vidudala ayi undedi, akkada adhi neeru mariyu oxygen anuvulugaa vidipoyi, vaataavarana oxygennu penchindi.
slushball erth hypothesis.
himaaneenadaala uniki vivadaspadamga laenappatikee, mottam graham manchutho kappabadi undane aalochana marinta vivadaspadamga undhi, kontamandi saastravettalu "slushball erth" nuu suuchimchadaaniki daariteesindi, dheenilo manchu laeni ledhaa manchu-sannani neeti samuuham bhoomadhyarekha chuttoo untundi, idhi nirantara jala chakraniki veelu kalpistundi.
eee parikalpana avakshepana rikaardu yokka konni lakshanaalanu gamaninche saastravettalanu aakarshistundi, avi bahiranga neetilo matrame erpadataayi ledhaa vaegamgaa kadulutunna manchu (ekkado manchu laeni chotiki vellaali). iteevali parisoedhanalu clastic raallaloo bhuuraasaayanika chakreeyatanu gamaninchaayi, iteevali bhoomi charitralo manchu yugam chakraala maadirigaane "snobal" kaalalu vecchani kaalaala dwara virama chihnaluga unnayani chuupistunnaayi. snobal bhoomi yokka computer namuunaalanu nirminche prayatnaalu kooda grahanni paripaalinche chattalu mariyu sthiraamkaalalo praathamika maarpulu lekunda prapancha manchu aavaranaku anugunamgaa undataaniki chaalaa kashtapaddayi.
takkuva teevramaina snobal erth parikalpanalo nirantaram abhivruddhi chendutunna khandantara aakruteekaranalu mariyu samudra prasaranalo maarpulu untaayi. samslaeshanha chesina aadharalu "slushball erth" nuu soochinche namuunaalanu utpatti chesaayi, ikkada stratigraphic rikaardu puurti prapancha himanadeeyaalanu oohinchadaaniki anumatinchadu. kirshivink yokka asalu parikalpana manchu chettu bhoomilo vecchani ushnamandala guntalanu kaligi untundani gurtinchindi.
snobal erth parikalpana himanadeeya mariyu antar himanadeeya sanghatanala pratyaamnaayaanni ledhaa himanadeeya sheet anchula dolananni vivarinchadu.
shaastreeya vivaadam.
snobal erth" nikshepaala samayamlo manchu kappulo hecchutaggulu mariyu karigipovadaniki eee parikalpanaku vyatiraekamgaa vaadana sakshyam. atuvanti draveebhavanaaniki aadharalu himanadeeya chukka raalla aadharalu, vaataavarana chakreeyata yokka bhuuraasaayanika aadharalu mariyu antarbhaagamlo unna himanadeeya mariyu nissara samudra avakshepaala nundi vachayi. oman nundi 13° enn kuu parimitam cheyabadina sudeergha rikaardu, 712 nundi 545 million samvatsaraala kritam varaku-stertian mariyu marinone himaaneenadaalanu kaligi unna kaala vyavadhi-mariyu himanadeeya mariyu manchu rahita nikshepana rendintinee chooputundi.
prapancha vaataavarana namuunaalatoe snobal bhoomini tirigi srushtinchadamlo ibbandulu unnaayi. mishrama-pora mahaasamudraalato kuudina saadhaarana zii. sii. emm. lanu bhoomadhyarekhaku gaddakattela cheyavachu; puurti dynamic mahasamudramtho kuudina marinta adhunaatana namuunaa (aadima samudrapu manchu namuunaa matrame ayinappatikee) bhoomadhyarekhaku samudrapu manchunu roopondinchadamlo viphalamaindi. adanamgaa, prapancha manchu kappunu kariginchadaaniki avasaramaina sthaayilu 130,000 ppm gaa lekkinchabaddaayi, idhi kontamandi asamanjasamaina peddadigaa bhaavistaaru.
strontium isotopic dayta himanadeeya samayamlo silicate vaataavarana moosiveta yokka pratipaadita snobal erth namuunaalatoe mariyu himanadeeya anantara takshana vegavantamaina retlatho vibhedistunnatlu kanugonabadindi. anduvalla, samudra atikramana samayamlo permaphrast nundi methane vidudala anedi himanadeeyamu taruvaata ventane pedda kolichina carbon vihaarayaatraku muulamgaa pratipaadinchabadindi.
"zipper rift" parikalpana.
neoproterozoic snobal bhoomi vaastavaaniki bhoomi charitralo yea itara himanadeeyaalaku bhinnamgaa ledani, mariyu oke kaaranaanni kanugone prayatnaalu viphalamayye avakaasam undani nick kanureppalu suuchistunnaayi. zipper cheelika" parikalpana khandantara "unjipping" yokka rendu palsnu pratipaadistundi-modata, suupar continent rodinia vidipovadam, proto-pasiphik mahaasamudraanni yerparustundi; taruvaata laurentia nundi khandam baltica vidipovadam, proto-atlaantiknu yerparustundi-himanadeeya kaalamtho samanamga untundi.
thoorpu african cheelika adhika sthalaakrutini kaligivunnatle, anubandha bhoogola perugudala adhika peethabhoomulanu yerparustundi; eee ettaina bhoomi appudu himaaneenadaalaku aatidhyam ivvagaladu.
banded inupa nirmaanaalu prapancha manchu aavaranaku tappinchukoleni saakshyamgaa teesukobaddaayi, endukante avi erpadataaniki karigina inupa ayanlu mariyu anoxic jalaalu avasaram; ayithe, neoproterozoic banded inupa nikshepaala parimita paridhi antey avi ghaneebhavinchina mahasamudralalo kakunda, badulugaa lothattu samudraalalo erpadi undavacchani ardham. atuvanti samudraalu vistruta shreni rasayana saastraalanu anubhavinchagalavu; adhika aaviri raetlu inumu ayaanlanu kendrikarinchagalavu, mariyu aavartana prasarana lekapovadam anaxic diguva neetini erpadataaniki veelu kalpistundi.
khandantara cheelika, anubandha taggudalatoe, atuvanti bhuubandhita neeti vanarulanu utpatti chestundi. eee cheelika, mariyu sambandhita taggudala, avakshepaala vegavantamaina nikshepanaku sthalaanni utpatti chestundi, prapancha samudra mattalanu penchadaaniki apaaramaina mariyu vegavantamaina draveebhavana avasaranni niraakaristundi.
adhika-asthirata parikalpana.
bhoomadhyarekha khandaalalo manchu unikini vivarinchadaaniki oka pootii parikalpana emitante, bhoomi yokka aksha vampu chaalaa ekkuvagaa undhi, 60° sameepamlo, idhi bhoomi yokka bhoomini adhika "akshaamsaalalo" unchutundi, ayinappatikee maddatu ichhe aadharalu chaalaa takkuvagaa unnaayi. manchu nindina khandaalu ayaskanta mariyu bhramana dhruvalu saapekshamgaa okela undatampai aadharapadi untaayani soochinche ayaskanta reedingulu suuchistunnanduna, kevalam bhoomi yokka ayaskanta dhruvam matrame eee vampuku tirugutuu undataaniki takkuva teevramaina avakaasam undhi. eee rendu paristhitulalo deeninainaa, stambhimpajeyadam saapekshamgaa chinna praantaalaku parimitam avutundi, eee roeju maadirigaane; bhoomi yokka vaataavaranamloo teevramaina maarpulu avasaram ledhu.
jadatva marpidi nijamaina dhruva alajadi.
snobal erth episodela samayamlo takkuva-akshaamsha himanadeeya nikshaepaalaku aadharalu jadatva marpidi nijamaina dhruva wander (iitpdableu) bhavana dwara tirigi ardham chesukobaddayi.
paleomagnetic daetaanu vivarinchadaaniki roopondinchina eee parikalpana, manchu chettu bhoomiki aapaadinchabadina saadhaarana kaalaparimitilo bhoomi yokka bhramana akshaniki sambandhinchi okati ledhaa anthakante ekkuva saarlu maarindani suuchistumdi. bhoomadhyarekha akshaamsam vadda edhee jama cheyalsina avasaram lekunda idhi adhe vidhamaina himanadeeya nikshepaala pampineeni utpatti cheyagaladu. pratipaadana venuka unna bhouthika shaastram sarainadi ayinappatikee, asalu adhyayanam nundi oka lopabhuishta dayta paayintnu tolaginchadam eee paristhitulalo bhavana yokka anuvartanaanni anavasaramgaa chesindi.
saakshyaala kosam aneka pratyaamnaaya vivaranalu pratipaadinchabaddaayi.
ghaneebhavinchina kaalaala dwara jeevitam yokka manugada.
vipareetamaina himanadeeyamu bhoomipai kiranajanya jeevulanu taggistundi, tadwara vaataavarana praanavaayuvu ksheenistundi, tadwara oxidized kaani inumu adhikamgaa unde raallu erpadataaniki veelu kalpistundi.
eee rakamaina himanadeeyaalu jeevitaanni puurtigaa antarinchipoyela chesi undevani vyatiraekulu vaadistunnaaru. ayithe, stromatolytes mariyu aankolaitlu vanti suukshma silaajaalu, kaneesam nissara samudra vaataavaranaalaloo, jeevitam etuvanti aatamkaalanu edurkoledani niruupistunnaayi. badulugaa jeevitam oka poeshaka sanklishtatanu abhivruddhi chesi, challani kaalam nundi etuvanti haani lekunda manugada saaginchindi. eee margallo jeevitam manugada saaginchadam saadhyamai undavacchani pratipaadakulu vyatirekistunnaruh
ayithe, silaajaala recordula dwara gurtinchagaliginanta varaku, jeevulu mariyu paryaavarana vyavasthalu saamuuhika viluptam dwara oohinchina gananeeyamaina maarpuku gurainatlu kanipinchadam ledhu. marinta khachitamaina thedhee raakato, snobal ertto mudipadi unna phytoplankton vilupta sanghatana 16 million samvatsaraala mundu himanadeeyaalaku mundu unnatlu choopabadindi. paina perkonna anni paryaavarana saranalayalalo jeevulu atukkupoyinappatiki, mottam bhoomi himanadeeyamu gamaninchadagga vibhina vaividhyam mariyu kuurputoe kuudina biota kii daariteestundi. vaividhyam mariyu kuurpuloo eee maarpu inca gamaninchabadaledu-vaastavaaniki, vaataavarana vaividhyaaniki ekkuvagaa gurayye jeevulu manchu chettu bhoomi nundi etuvanti haani lekunda udbhavistaayi. dheeniki oka khandanam emitante, snobal erth valla saamuuhika viluptaaniki vyatiraekamgaa vaadana jarigina eee pradaesaalaloo chaalaa chotla, cryogenian shilaja namodu asadhaaranamgaa pedadi.
prabhavalu.
manchu chettu bhoomi bhoomipai jeevula charitralo lothaina prabhavalanu kaligi undhi. aneka saranaalayaalu pratipaadinchabadinappatiki, prapancha manchu kappulu khachitamgaa suuryarashmi meeda aadhaarapadina paryaavarana vyavasthalanu naasanam chestaayi. takkuva-akshaamsha himanadeeya nikshaepaalaku sambandhinchina raalla nundi bhougolika rasayana aadharalu himanadeeyaala samayamlo samudra jeevitam kuulipoevadaanni choopinchadaaniki ardham chesukobaddayi.
mahaasamudraala neetilo sagam manchu vale ghaneebhavinchinanduna, migilina neeru neti kante rettimpu uppagaa untundi, daani gaddakatte sthaanaanni taggistundi. carbon dioxide samruddhiga unna vaedi vaataavaranamloo manchu palaka kariginappudu, adhi 2 kilometres mandam varaku vecchani (50 masim) manchineeti poratho mahaasamudraalanu kapputundi. vecchani uparitala neeru challani mariyu lothaina uppuneeti kalayikatho matrame samudram vecchani mariyu takkuva uppu sthithiki tirigi vachindi.
manchu karigipovadam anedi vaividhyeekaranaku aneka kotta avakaasaalanu andinchi undavacchu, mariyu cryogenian kaalam chivarilo jarigina vegavantamaina parinaamaaniki nijamgaa kaaranamai undavacchu.
prarambha parinaamampai prabhavam.
neoproterozoic anedi jantuvulato sahaa bahula kana jeevula yokka visaeshamaina vaividhyeekarana kaalam. manchu chetla himanadeeyaalu mugisina taruvaata jeevula parimaanam mariyu sanklishtata gananeeyamgaa perigayi. bahula kana jeevula yokka eee vegavantamaina abhivruddhi bahula manchu gruha-gruha chakraala phalitamgaa perigina parinaamaatmaka ottilla phalitamgaa undavacchu; eee konamlo, snobal erth episodelu "pump" parinaamaanni kaligi undavacchu. pratyamnaayamgaa, hecchutaggulaku lonayye raagi sthaayilu mariyu perugutunna praanavaayuvu oka paatra pooshinchi undavacchu. greenland, uttara america, australia mariyu aafrikaalo raagi-khanija porapai aneka stertian dimictitelu asthiramgaa unnaayi; stertian himaninadam samayamlo raagi adhikamgaa samruddhiga unna raalla himanadeeya vichchinnam mariyu kotha, franklin pedda agnipramaadam yokka rasayana vaataavaranamtho kalipi, samudramlo raagi saandratalanu baga penchindi. oxygen vishapuuritatanu tagginchadam, adenosine triphosphate samslaeshanha cheyadam mariyu elastine mariyu collagen utpatti cheyadamlo palgone aneka proteinlalo raagi oka mukhyamaina bhaagam kabatti, itara jeevasambandhamaina vidhulatho paatu, raagi saandratalaloo eee perugudala neoproterozoic yokka taruvaati bhaagamlo bahula kana jeevitam yokka paeludu parinaamaaniki avasaram. phanerozoic praarambhamlo cambrian paeluduloe perigina raagi saandratalu konasagayi mariyu daani marganni kooda prabhaavitam chesaayi.
iteevali samvatsaraalalo karenseeni pondutunna oka parikalpanah prarambha snobal erths daani phalitamgaa bhoomipai jeevula parinaamaanni antagaa prabhaavitam cheyaledu. nijaaniki eee rendu parikalpanalu parasparam pratyekamainavi kaavu. aalochana emitante, bhoomi yokka jeevana roopaalu prapancha carbon chakranni prabhaavitam chestaayi, kabatti pradhana parinaamaatmaka sanghatanalu carbon chakranni maarustaayi, jeevaavarana vyavasthalooni vividha jalasayalalo kaarbannu punahpampinii chestaayi mariyu eee prakriyaloo savarinchina jeevaavarana vyavastha sthirapade varaku vaataavarana (greenhouse) carbon jalaasayaanni tatkalikamga taggistaayi. pedda praanavaayuvu utpatti samayamlo haritagruha vaayuvula vaataavaranamloo taggudalatoe huronian himanadeeya challani kaalam mudipadi undani oohinchabadindi. adevidhamgaa, 580 mariyu 850 million samvatsaraala kritam (mariyu aneka vibhina bhaagaalanu kaligi unna) madhya precombrian cryogenian yokka snobal bhoomi marinta adhunaatana bahula kana janthu jeevitam yokka perugudala mariyu bhoomi yokka jeevula valasaraajyaalaku sambandhinchinadi kaavacchu. edemaina, munupati adhyayanala phalitaala aadhaaramgaa iteevala jarigina oka adhyayanam, bhuu mokkala parinaamam cryogenian himaaneenadaala dwara nadapabadutundani suuchimchimdi, idhi gignematophysiae (bhuu mokkala sodari samuuham) ekakana mariyu cryophilic kaavadaaniki, vaati flazellanu kolpovadaniki mariyu laingika samyogaanni abhivruddhi cheyadaaniki kaaranamani vaaru siddhaanteekarinchaaru.
samudra prasaranapai prabhavam.
prapancha manchu kappulu, adhi unikilo unte, bhuushna taapanamtho kalisi-goppa niluvu ushnaprasaranhatho kuudina churukaina, baga mishrama samudraaniki daariteeyavachchu.
sanghatana mariyu samayam.
paleoproterozoic.
kenadaaloni huronian suupar grouplo himanadeeya nikshaepaalanu vivarinchadaaniki snobal erth parikalpananu upayoginchaaru, ayithe takkuva akshaamsaala vadda manchu palakalanu soochinche paleomagnetic aadharalu vivadaspadamga unnaayi, mariyu stratigraphic aadharalu himanadeeya padaartham (ramase, broose mariyu gauganda nirmaanaalu) yokka moodu vibhina nikshaepanhalanu matrame spashtamgaa chuuputaayi, ivi gananeeyamaina kaalalu lekunda vaeru cheyabaddaayi. dakshinaafrikaa yokka makganyen nirmaanam yokka himanadeeya avakshepaalu huronian himanadeeya nikshepaala (~ 2.25 billion samvatsaraala puraatana) kante konchem chinnaviga untaayi mariyu bahusha ushnamandala akshaamsaalalo jama cheyabaddaayi. goppa oxygenation sanghatana samayamlo sambhavinchina uchita oxygen perugudala aakseekarana dwara vaataavarana meethennu tolaginchindani pratipaadinchabadindi. aaa samayamlo soura vikiranam gananeeyamgaa balaheenamgaa unnanduna, bhoomi yokka vaataavaranam gaddakatte kante uparitala ushnogratalanu nirvahinchadaaniki saktivantamaina greenhouse vayuvu meethenpai aadharapadi undavacchu. eee methane greenhousing lenappudu, ushnogratalu padipoyayi mariyu paleoproterozoic yugamloni ciderian mariyu raisian kalalalo 2.5 mariyu 2.2 Gya madhya prapancha himanadeeyaalu sambhavinchi undavacchu.
neoproterozoic.
neoproterozoic chivari kaalamlo moodu ledhaa naalugu mukhyamaina manchu yugaalu undevi. veetilo, marinone atyanta mukhyamainadi, mariyu stertian himaaneenadaalu kooda nijamgaa vistrutamgaa undevi. 350 vaela samvatsaraala sudeerghamaina gaskierla himanadeeyamu prapancha himanadeeyaaniki daariteeyaledani pramukha snobal pratipaadakudu hafman kooda angeekaristaadu, ayinappatikee idhi bahusha chivari ordovician himanadeeyamu vale teevramgaa undedi. kaigas "himaninadam" ledhaa "sheetaleekarana sanghatana" yokka sthithi prastutam aspashtamgaa undhi; kontamandi saastravettalu dheenini himaninadam anie gurtinchaledu, marikondaru idhi stertian anubandham yokka paelavamaina teedeeni pratibimbistumdani anumaanistunnaaru, marikondaru idhi nijamgaa moodava manchu yugam kaavacchani nammutaaru. idhi khachitamgaa stertian ledhaa marinone himaaneenadula kante takkuva praamukhyata kaligi undhi, mariyu bahusha prapanchavyaaptamgaa kaadu. neoproterozoic samayamlo bhoomi aneka himanadeeyaalaku guraindani, idhi snobal parikalpanaku balamgaa viruddhamgaa untundani udbhavistunna aadharalu suuchistunnaayi.
kaaruu manchu yugam.
khandantara pravaaha siddhaantaaniki mundu, bharatadesam mariyu dakshina america vanti ushnamandala khandantara praantaalalo carboniferous porallo himanadeeya niksheepaalu, caroe manchu yugam himanadeeyaalu ushnamandalamloki cherukunnayani oohaagaanaalaku daariteesaayi. ayithe, khandantara punarnirmaanam manchu vaastavaaniki suupar continent gondwana yokka dhruva bhagalaku parimitam cheyabadindani choopistundi.

