{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1360574095683521152.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.1126/science.aaa3630"}},{"identifier":{"@type":"URI","@value":"https://www.science.org/doi/pdf/10.1126/science.aaa3630"}}],"dc:title":[{"@value":"Strong water isotopic anomalies in the martian atmosphere: Probing current and ancient reservoirs"}],"description":[{"type":"abstract","notation":[{"@value":"<jats:title>Mapping Mars' water history</jats:title>\n          <jats:p>\n            We know the water cycle on Earth is complex. Neither is it simple on Mars. Infrared maps of water isotopes made by Villanueva\n            <jats:italic>et al.</jats:italic>\n            show the distribution of H\n            <jats:sub>2</jats:sub>\n            O and “semiheavy” water (HDO: deuterated water containing a mixture of hydrogen isotopes) across Mars. HDO enrichment varies with time and location; for example, irregular isotopic signals associate with different terrain features. The measurements also allow seasonal sublimation levels of the northern ice cap to be estimated and thus could be used to reveal past climate behavior.\n          </jats:p>\n          <jats:p>\n            <jats:italic>Science</jats:italic>\n            , this issue p.\n            <jats:related-article xmlns:xlink=\"http://www.w3.org/1999/xlink\" ext-link-type=\"doi\" issue=\"6231\" page=\"218\" related-article-type=\"in-this-issue\" vol=\"348\" xlink:href=\"10.1126/science.aaa3630\">218</jats:related-article>\n          </jats:p>"}]}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1380285530569537312","@type":"Researcher","foaf:name":[{"@value":"G. L. Villanueva"}],"jpcoar:affiliationName":[{"@value":"NASA Goddard Space Flight Center, Greenbelt, MD 20771, USA."},{"@value":"Catholic University of America, Washington, DC 20064, USA."}]},{"@id":"https://cir.nii.ac.jp/crid/1380574095683521154","@type":"Researcher","foaf:name":[{"@value":"M. J. Mumma"}],"jpcoar:affiliationName":[{"@value":"NASA Goddard Space Flight Center, Greenbelt, MD 20771, USA."}]},{"@id":"https://cir.nii.ac.jp/crid/1380574095683521026","@type":"Researcher","foaf:name":[{"@value":"R. E. Novak"}],"jpcoar:affiliationName":[{"@value":"Iona College, New Rochelle, NY 10801, USA."}]},{"@id":"https://cir.nii.ac.jp/crid/1380574095683521024","@type":"Researcher","foaf:name":[{"@value":"H. U. Käufl"}],"jpcoar:affiliationName":[{"@value":"European Southern Observatory, Munich, Germany."}]},{"@id":"https://cir.nii.ac.jp/crid/1380574095683521153","@type":"Researcher","foaf:name":[{"@value":"P. Hartogh"}],"jpcoar:affiliationName":[{"@value":"Max Planck Institute for Solar System Research, Katlenburg-Lindau 37191, Germany."}]},{"@id":"https://cir.nii.ac.jp/crid/1380574095683521156","@type":"Researcher","foaf:name":[{"@value":"T. Encrenaz"}],"jpcoar:affiliationName":[{"@value":"Observatoire de Paris-Meudon, Meudon 92195, France."}]},{"@id":"https://cir.nii.ac.jp/crid/1380574095683521152","@type":"Researcher","foaf:name":[{"@value":"A. Tokunaga"}],"jpcoar:affiliationName":[{"@value":"University of Hawaii-Manoa, Honolulu, HI 96822, USA."}]},{"@id":"https://cir.nii.ac.jp/crid/1380574095683521027","@type":"Researcher","foaf:name":[{"@value":"A. Khayat"}],"jpcoar:affiliationName":[{"@value":"University of Hawaii-Manoa, Honolulu, HI 96822, USA."}]},{"@id":"https://cir.nii.ac.jp/crid/1380574095683521025","@type":"Researcher","foaf:name":[{"@value":"M. D. Smith"}],"jpcoar:affiliationName":[{"@value":"NASA Goddard Space Flight Center, Greenbelt, MD 20771, USA."}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"00368075"},{"@type":"EISSN","@value":"10959203"}],"prism:publicationName":[{"@value":"Science"}],"dc:publisher":[{"@value":"American Association for the Advancement of Science (AAAS)"}],"prism:publicationDate":"2015-04-10","prism:volume":"348","prism:number":"6231","prism:startingPage":"218","prism:endingPage":"221"},"reviewed":"false","dc:rights":["http://www.sciencemag.org/about/science-licenses-journal-article-reuse"],"url":[{"@id":"https://www.science.org/doi/pdf/10.1126/science.aaa3630"}],"createdAt":"2015-03-06","modifiedAt":"2024-01-15","relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1050294045370791936","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Meteorite Impact-Induced Rapid NH3 Production on Early Earth: Ab Initio Molecular Dynamics Simulation"}]},{"@id":"https://cir.nii.ac.jp/crid/1050856995324191360","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Meteorite impacts on ancient oceans opened up multiple NH3 production pathways"},{"@value":"Meteorite impacts on ancient oceans opened up multiple NH<sub>3</sub> production pathways"},{"@value":"Meteorite impacts on ancient oceans opened up multiple NH production pathways"}]},{"@id":"https://cir.nii.ac.jp/crid/1360004232184372864","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Seasonal variation of the HDO/H2O ratio in the atmosphere of Mars at the middle of northern spring and beginning of northern summer"}]},{"@id":"https://cir.nii.ac.jp/crid/1360004232184452736","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"A lower limit of atmospheric pressure on early Mars inferred from nitrogen and argon isotopic compositions"}]},{"@id":"https://cir.nii.ac.jp/crid/1360004233474929280","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Martian dust storm impact on atmospheric H2O and D/H observed by ExoMars Trace Gas Orbiter"}]},{"@id":"https://cir.nii.ac.jp/crid/1360004234474599808","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"The Argyre Region as a Prime Target for\n                    <i>in situ</i>\n                    Astrobiological Exploration of Mars"}]},{"@id":"https://cir.nii.ac.jp/crid/1360013168872221824","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Volatile Abundances, Extended Coma Sources, and Nucleus Ice Associations in Comet C/2014 Q2 (Lovejoy)"}]},{"@id":"https://cir.nii.ac.jp/crid/1360017279830154240","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Global Variations in Water Vapor and Saturation State Throughout the Mars Year 34 Dusty Season"}]},{"@id":"https://cir.nii.ac.jp/crid/1360017282189482112","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"The Deuterium Isotopic Ratio of Water Released From the Martian Caps as Measured With TGO/NOMAD"}]},{"@id":"https://cir.nii.ac.jp/crid/1360025429415467904","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Constraining the global composition of D/H and 18O/16O in Martian water using SOFIA/EXES"}]},{"@id":"https://cir.nii.ac.jp/crid/1360285706412505344","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Water and Volatile Inventories of Mercury, Venus, the Moon, and Mars"}]},{"@id":"https://cir.nii.ac.jp/crid/1360285707442187392","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"IR heterodyne spectrometer MILAHI for continuous monitoring observatory of Martian and Venusian atmospheres at Mt. 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