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Pivdenna rivnina lat Planum Australe ce polyarna rivnina u pivdennij pivkuli planeti Mars Vona prostyagayetsya na pivden vid priblizno 75 pd sh a yiyi centr roztashovanij za koordinatami 83 54 pd sh 160 00 sh d 83 9 pd sh 160 0 sh d 83 9 160 0 Geologiya cogo regionu mala buti doslidzhena v hodi misiyi NASA Mars Polar Lander odnak misiya zaznala krahu zv yazok iz aparatom bulo vtracheno pid chas vhodzhennya jogo u marsiansku atmosferu Planum AustralePlanum Australe znimok vikonano aparatom Mars Global Surveyor Planeta MarsKoordinati 83 54 pd sh 160 00 sh d 83 9 pd sh 160 0 sh d 83 9 160 0 Koordinati 83 54 pd sh 160 00 sh d 83 9 pd sh 160 0 sh d 83 9 160 0 Zmist 1 Lodovikova shapka 2 Geografichni detali 2 1 Gejzeri na Marsi 3 Div takozh 4 Primitki 5 PosilannyaLodovikova shapka red Rivnina Australe chastkovo pokrita permanentnoyu polyarnoyu lodovoyu shapkoyu yaka skladayetsya iz zamerzloyi vodi ta vuglekislogo gazu i maye tovshinu blizko 3 km Sezonna timchasova lodova shapka formuyetsya zverhu na permanentnij shapci protyagom marsianskoyi zimi rozshiryuyuchis u pivdennomu napryamku pochinayuchi z 60 pd sh V najholodnishij period zimi yiyi tovshina dosyagaye priblizno 1 metra 1 Isnuye jmovirnist sho plosha ciyeyi lodovikovoyi shapki povilno zvuzhuyetsya cherez lokalnu zminu klimatu 2 Tverdzhennya pro globalne poteplinnya u masshtabah planeti zasnovani na analizi riznih znimkiv poverhni Marsa ne vrahovuyut temperaturni dani ta globalni dani shodo Marsa a tomu ne sprijmayutsya naukovoyu spilnotoyu vserjoz Dani zibrani kosmichnimi aparatami na Marsi ta jogo orbiti a takozh ti yaki buli otrimani za dopomogoyu zemnih ta navkolozemnih teleskopiv na osnovi mikrohvilovogo viprominyuvannya svidchat pro te sho globalne serednye znachennya temperaturi na Marsi ye v cilomu stabilnim 3 4 i jmovirno spadaye 5 6 7 nbsp Mapa visot pivdennogo polyusa Zvernit uvagu yak Planum Australe visochit nad reshtoyu pobitoyi kraterami teritoriyi Klacnit na zobrazhenni abi zbilshiti ta krashe rozdivitis detali U 1966 roci Lejton ta Myurrej vislovili pripushennya sho marsianski polyarni shapki mistyat znachno bilshij ob yem CO2 anizh sama atmosfera planeti Odnak zaraz vcheni vvazhayut sho obidva polyusi Marsa skladayutsya v osnovnomu z vodyanogo lodu Obidva polyusi mayut tonkij sezonnij pokriv zamerzlogo CO2 todi yak pivdenne pole maye dodatkovo she postijnu zalishkovu shapku iz CO2 tovshina yakoyi syagaye vid 8 do 10 metriv i yaka roztashovana zverhu na shari vodyanogo lodu Mozhlivo klyuchovim argumentom na korist togo sho levova chastka lodu v cij polyarnij shapci ye same vodyanim lodom ye te sho tverdij lid iz CO2 ye nedostatno mehanichno silnim dlya togo abi utrimuvati lodovu shapku tovshinoyu u 3 km stabilnoyu protyagom trivalih periodiv chasu 8 U 2011 roci dani otrimani radarom pidzemnogo zonduvannya SHARAD viyavili masivni pidpoverhnevi pokladi CO2 u formi lodu Masa cogo lodu yakij buv viyavlenij same u Planum Australe vidpovidaye 80 vsiyeyi masi CO2 sho zaraz perebuvaye v atmosferi Marsa abo zh 4 5 milibar 9 Dani otrimani aparatom Mars Express Yevropejskoyi kosmichnoyi agenciyi svidchat pro te sho isnuye tri osnovni chastini lodovoyi shapki Chastina iz najvishim pokaznikom svitlovidbittya skladayetsya priblizno na 85 iz suhogo lodu ta na 15 z vodyanogo lodu Druga chastina u miscyah perehodu v navkolishni rivnini de polyarna shapka formuye strimki shili na krayah lid ye majzhe vinyatkovo vodyanim I vreshti lodovikova shapka otochena polyami bagatorichnoyi merzloti sho prostyagayutsya na desyatki kilometriv na pivnich vid strimkih krayiv lodovika 10 Centr permanentnoyi lodovikovoyi shapki roztashovanij ne na 90 pd sh a shvidshe na 150 kilometriv na pivnich vid geografichnogo pivdennogo polyusa Prisutnist dvoh masivnih udarnih basejniv u zahidnij pivkuli Hellas Planitia ta Argyre Planitia stala prichinoyu viniknennya zoni nizkogo tisku nad permanentnoyu lodovikovoyu shapkoyu Yak rezultat u cij miscevosti skladayutsya pogodni umovi spriyatlivi dlya utvorennya lapatogo bilogo snigu sho maye visoke znachennya albedo Ce kontrastuye iz ozheleddyu chornim lodom yaka vkrivaye shidnu chastinu polyarnogo regionu de snigopadi ye ridkisnimi 11 Geografichni detali red Isnuyut dva chitko rozriznyuvani subregioni u Planum Australe Australe Lingula ta Promethei Lingula Voni vidokremleni odin vid odnogo kanjonami Promethei Chasma Ultimum Chasma Chasma Australe ta Australe Sulci Pripuskayut sho ci regioni buli sformovani pid vplivom katabatichnih vitriv 12 Najbilshim kraterom u Planum Australe ye krater Mak Merdo Gejzeri na Marsi red nbsp Hudozhnya koncepciya marsianskih gejzeriv sho vivergayut na poverhnyu strumeni pisku Avtor Ron Miller nbsp Zbilshene zobrazhennya temnih plyam na dyunah sho utvoryuyutsya u gejzeropodibnih sistemah Dokladnishe Marsianskij gejzerSezonni zamerzannya ta rozmorozhennya pivdennoyi lodovikovoyi shapki stayut prichinoyu formuvannya pavukopodibnih radialnih kanaliv virizblenih u metrovij tovshi lodu pid vplivom sonyachnogo viprominyuvannya 13 Zgodom sublimovanij CO2 a takozh jmovirno voda zbilshuyut tisk u cih utvorennyah vseredini lodu vnaslidok chogo vidbuvayutsya gejzeropodibni viverzhennya holodnoyi rechovini chasto zmishanoyi z temnim bazaltovim piskom chi brudom 14 15 16 17 Cej proces ye dosit shvidkim trivaye protyagom dekilkoh dniv tizhniv abo misyaciv shvidkist rozvitku dosit nezvichna dlya geologiyi osoblivo dlya Marsa Zaplanovana misiya kosmichnogo aparata Mars Geyser Hopper ce programa spryamovana na doslidzhennya same gejzeriv na Marsi 18 19 Div takozh red Klimat Marsa Pivnichna polyarna shapka Pivdenna polyarna shapka Spisok rivnin na Marsi Planum Boreum rivnina na pivnichnomu polyusi Primitki red Phillips Tony Mars is Melting Science NASA Arhiv originalu za 24 lyutogo 2007 Procitovano 20 zhovtnya 2006 angl Sigurdsson Steinn Global warming on Mars RealClimate org Procitovano 20 zhovtnya 2006 angl Wilson R Richardson M 2000 The Martian Atmosphere During the Viking I Mission I Infrared Measurements of Atmospheric Temperatures Revisited Icarus 145 555 579 Liu J Richardson M August 2003 An assessment of the global seasonal and interannual spacecraft record of Martian climate in the thermal infrared Journal of Geophysical Research 108 8 Clancy et al R An intercomparison of ground based millimeter MGS TES and Viking atmospheric temperature measurements Seasonal and interannual variability of temperatures and dust loading in the global Mars atmosphere Journal of Geophysical Research 105 4 9553 9571 Bell et al J Mars Reconnaissance Orbiter Mars Color Imager MARCI Instrument Description Calibration and Performance Journal of Geophysical Research 114 8 Bandfield et al J 2013 Radiometric Comparision of Mars Climate Sounder and Thermal Emission Spectrometer Measurements Icarus 225 28 39 Byrne Shane Ingersoll AP 14 02 2003 A Sublimation Model for Martian South Polar Ice Features Science 299 5609 1051 1053 Bibcode 2003Sci 299 1051B PMID 12586939 doi 10 1126 science 1080148 Philips R J et al 2011 Onset and migration of spiral troughs on Mars revealed by orbital radar Science 332 13 838 841 Bibcode 2011Sci 332 838P doi 10 1126 science 1203091 angl Water at Martian south pole European Space Agency Procitovano 22 zhovtnya 2006 angl Mars South Pole mystery Spaceflight Now Procitovano 26 zhovtnya 2006 angl Kolb Eric J Tanaka Kenneth L 2006 Accumulation and erosion of south polar layered deposits in the Promethei Lingula region Planum Australe Mars The Mars Journal Mars Informatics Inc 2 1 9 Bibcode 2006Mars 2 1K doi 10 1555 mars 2006 0001 Mangold N 2011 Ice sublimation as a geomorphic process A planetary perspective Geomorphology 126 1 17 NASA Findings Suggest Jets Bursting From Martian Ice Cap Jet Propulsion Laboratory NASA 16 08 2006 Arhiv originalu za 10 zhovtnya 2009 Procitovano 11 serpnya 2009 angl Kieffer H H 2000 ANNUAL PUNCTUATED CO2 SLAB ICE AND JETS ON MARS PDF Mars Polar Science 2000 Procitovano 6 veresnya 2009 angl SIMULATIONS OF GEYSER TYPE ERUPTIONS IN CRYPTIC REGION OF MARTIAN SOUTH PDF Fourth Mars Polar Science Conference 2006 Procitovano 11 serpnya 2009 angl Kieffer Hugh H Christensen Philip R Titus Timothy N 30 05 2006 CO2 jets formed by sublimation beneath translucent slab ice in Mars seasonal south polar ice cap Nature 442 7104 793 796 Bibcode 2006Natur 442 793K PMID 16915284 doi 10 1038 nature04945 Procitovano 2 veresnya 2009 angl Landis Geoffrey A Oleson Steven J McGuire Melissa 09 01 2012 Design Study for a Mars Geyser Hopper NASA Procitovano 1 lipnya 2012 angl Landis Geoffrey A Oleson Steven J McGuire Melissa 09 01 2012 Design Study for a Mars Geyser Hopper PDF 50th AIAA Aerospace Sciences Conference Glenn Research Center NASA Procitovano 1 lipnya 2012 angl Posilannya red Accumulation and erosion of south polar layered deposits in the Promethei Lingula region Planum Australe Mars angl Planum Australe on Google Mars Stratigraphy and Topography of McMurdo Crater area Planum Australe Mars angl Topographic maps of the Martian South Pole USGS map of Planum Australe Otrimano z https uk wikipedia org w index php title Plato Pivdenne amp oldid 40197092