{"id":"https://openalex.org/W2034989643","doi":"https://doi.org/10.1073/pnas.1014885108","title":"Progressive Cenozoic cooling and the demise of Antarctica\u2019s last refugium","display_name":"Progressive Cenozoic cooling and the demise of Antarctica\u2019s last refugium","publication_year":2011,"publication_date":"2011-06-27","ids":{"openalex":"https://openalex.org/W2034989643","doi":"https://doi.org/10.1073/pnas.1014885108","mag":"2034989643","pmid":"https://pubmed.ncbi.nlm.nih.gov/21709269","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/3136253"},"language":"en","primary_location":{"id":"doi:10.1073/pnas.1014885108","doi":"https://doi.org/10.1073/pnas.1014885108","is_oa":false,"landing_page_url":"https://doi.org/10.1073/pnas.1014885108","pdf_url":null,"source":{"id":"https://openalex.org/S125754415","display_name":"Proceedings of the National Academy of Sciences","issn_l":"0027-8424","issn":["0027-8424","1091-6490"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","erih-plus","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320052","host_organization_name":"National Academy of Sciences","host_organization_lineage":["https://openalex.org/P4310320052"],"host_organization_lineage_names":["National Academy of Sciences"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the National Academy of Sciences","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3136253","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5042882390","display_name":"John B. Anderson","orcid":"https://orcid.org/0000-0002-3104-5557","observed_orcids":["https://orcid.org/0000-0002-3104-5557"]},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"John B. Anderson","raw_affiliation_strings":["Department of Earth Science, Rice University, Houston, TX 77005-1892;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Earth Science, Rice University, Houston, TX 77005-1892;","institution_ids":["https://openalex.org/I74775410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090889590","display_name":"Sophie Warny","orcid":"https://orcid.org/0000-0002-3451-040X","observed_orcids":["https://orcid.org/0000-0002-3451-040X"]},"institutions":[{"id":"https://openalex.org/I121820613","display_name":"Louisiana State University","ror":"https://ror.org/05ect4e57","country_code":"US","type":"education","lineage":["https://openalex.org/I121820613"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sophie Warny","raw_affiliation_strings":["Department of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803;","institution_ids":["https://openalex.org/I121820613"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110013155","display_name":"Rosemary A. Askin","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rosemary A. Askin","raw_affiliation_strings":["1930 Bunk House Drive, Jackson, WY 83001;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"1930 Bunk House Drive, Jackson, WY 83001;","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064788029","display_name":"Julia Smith Wellner","orcid":"https://orcid.org/0000-0002-6807-8635","observed_orcids":["https://orcid.org/0000-0002-6807-8635"]},"institutions":[{"id":"https://openalex.org/I44461941","display_name":"University of Houston","ror":"https://ror.org/048sx0r50","country_code":"US","type":"education","lineage":["https://openalex.org/I44461941"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Julia S. Wellner","raw_affiliation_strings":["Department of Earth and Atmospheric Sciences and Museum of Natural Science, University of Houston, Houston, TX 77204-5007;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Earth and Atmospheric Sciences and Museum of Natural Science, University of Houston, Houston, TX 77204-5007;","institution_ids":["https://openalex.org/I44461941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043622268","display_name":"Steven M. Bohaty","orcid":"https://orcid.org/0000-0002-1193-7398","observed_orcids":["https://orcid.org/0000-0002-1193-7398"]},"institutions":[{"id":"https://openalex.org/I43439940","display_name":"University of Southampton","ror":"https://ror.org/01ryk1543","country_code":"GB","type":"education","lineage":["https://openalex.org/I43439940"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Steven M. Bohaty","raw_affiliation_strings":["School of Ocean and Earth Science, University of Southampton, Southampton S0143ZH, United Kingdom;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Ocean and Earth Science, University of Southampton, Southampton S0143ZH, United Kingdom;","institution_ids":["https://openalex.org/I43439940"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043372994","display_name":"Alexandra E. Kirshner","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alexandra E. Kirshner","raw_affiliation_strings":["Department of Earth Science, Rice University, Houston, TX 77005-1892;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Earth Science, Rice University, Houston, TX 77005-1892;","institution_ids":["https://openalex.org/I74775410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028762589","display_name":"Daniel N. Livsey","orcid":"https://orcid.org/0000-0002-2028-6128","observed_orcids":["https://orcid.org/0000-0002-2028-6128"]},"institutions":[{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Daniel N. Livsey","raw_affiliation_strings":["Department of Earth Science, University of California, Santa Barbara, CA 93106-9630;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Earth Science, University of California, Santa Barbara, CA 93106-9630;","institution_ids":["https://openalex.org/I154570441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029163286","display_name":"Alexander R. Simms","orcid":"https://orcid.org/0000-0001-5034-2189","observed_orcids":["https://orcid.org/0000-0001-5034-2189"]},"institutions":[{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alexander R. Simms","raw_affiliation_strings":["Department of Earth Science, University of California, Santa Barbara, CA 93106-9630;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Earth Science, University of California, Santa Barbara, CA 93106-9630;","institution_ids":["https://openalex.org/I154570441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051048643","display_name":"Tyler R. Smith","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tyler R. Smith","raw_affiliation_strings":["Department of Earth Science, Rice University, Houston, TX 77005-1892;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Earth Science, Rice University, Houston, TX 77005-1892;","institution_ids":["https://openalex.org/I74775410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047963734","display_name":"Werner Ehrmann","orcid":"https://orcid.org/0000-0001-8555-072X","observed_orcids":["https://orcid.org/0000-0001-8555-072X"]},"institutions":[{"id":"https://openalex.org/I926574661","display_name":"Leipzig University","ror":"https://ror.org/03s7gtk40","country_code":"DE","type":"education","lineage":["https://openalex.org/I926574661"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Werner Ehrmann","raw_affiliation_strings":["Institute of Geophysics and Geology, University of Leipzig, D-04103 Leipzig, Germany;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Geophysics and Geology, University of Leipzig, D-04103 Leipzig, Germany;","institution_ids":["https://openalex.org/I926574661"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018383621","display_name":"Lawrence A. Lawver","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4403386791","display_name":"University of Texas Institute for Geophysics","ror":"https://ror.org/00fj73d18","country_code":"US","type":"education","lineage":["https://openalex.org/I4403386791"]},{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Lawrence A. Lawver","raw_affiliation_strings":["Institute for Geophysics, University of Texas at Austin, Austin, TX 78758-4445;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Geophysics, University of Texas at Austin, Austin, TX 78758-4445;","institution_ids":["https://openalex.org/I4403386791","https://openalex.org/I86519309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053603275","display_name":"David L. Barbeau","orcid":"https://orcid.org/0000-0002-7867-3702","observed_orcids":["https://orcid.org/0000-0002-7867-3702"]},"institutions":[{"id":"https://openalex.org/I155781252","display_name":"University of South Carolina","ror":"https://ror.org/02b6qw903","country_code":"US","type":"education","lineage":["https://openalex.org/I155781252"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David Barbeau","raw_affiliation_strings":["Department of Earth and Ocean Sciences, University of South Carolina, Columbia, SC 29208;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Earth and Ocean Sciences, University of South Carolina, Columbia, SC 29208;","institution_ids":["https://openalex.org/I155781252"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090541519","display_name":"Sherwood W Wise","orcid":"https://orcid.org/0000-0001-6467-0677","observed_orcids":["https://orcid.org/0000-0001-6467-0677"]},"institutions":[{"id":"https://openalex.org/I103163165","display_name":"Florida State University","ror":"https://ror.org/05g3dte14","country_code":"US","type":"education","lineage":["https://openalex.org/I103163165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sherwood W. Wise","raw_affiliation_strings":["Department of Earth, Ocean, and Atmospheric Science, Florida State University, Tallahassee, FL 32306-4100; and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Earth, Ocean, and Atmospheric Science, Florida State University, Tallahassee, FL 32306-4100; and","institution_ids":["https://openalex.org/I103163165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071931553","display_name":"Denise K. Kulhanek","orcid":"https://orcid.org/0000-0002-2156-6383","observed_orcids":["https://orcid.org/0000-0002-2156-6383"]},"institutions":[{"id":"https://openalex.org/I103163165","display_name":"Florida State University","ror":"https://ror.org/05g3dte14","country_code":"US","type":"education","lineage":["https://openalex.org/I103163165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Denise K. Kulhanek","raw_affiliation_strings":["Department of Earth, Ocean, and Atmospheric Science, Florida State University, Tallahassee, FL 32306-4100; and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Earth, Ocean, and Atmospheric Science, Florida State University, Tallahassee, FL 32306-4100; and","institution_ids":["https://openalex.org/I103163165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111420935","display_name":"Fred M. Weaver","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Fred M. Weaver","raw_affiliation_strings":["Department of Earth Science, Rice University, Houston, TX 77005-1892;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Earth Science, Rice University, Houston, TX 77005-1892;","institution_ids":["https://openalex.org/I74775410"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025206164","display_name":"Wojciech Majewski","orcid":"https://orcid.org/0000-0002-5407-1782","observed_orcids":["https://orcid.org/0000-0002-5407-1782"]},"institutions":[{"id":"https://openalex.org/I4210157717","display_name":"Institute of Paleobiology","ror":"https://ror.org/04xk7k966","country_code":"PL","type":"facility","lineage":["https://openalex.org/I4210157717","https://openalex.org/I99542240"]},{"id":"https://openalex.org/I99542240","display_name":"Polish Academy of Sciences","ror":"https://ror.org/01dr6c206","country_code":"PL","type":"government","lineage":["https://openalex.org/I99542240"]}],"countries":["PL"],"is_corresponding":false,"raw_author_name":"Wojciech Majewski","raw_affiliation_strings":["Institute of Paleobiology and Museum of Natural Science, Polish Academy of Sciences, 00-818 Warsaw, Poland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Paleobiology and Museum of Natural Science, Polish Academy of Sciences, 00-818 Warsaw, Poland","institution_ids":["https://openalex.org/I4210157717","https://openalex.org/I99542240"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":12,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":6.8251,"has_fulltext":false,"cited_by_count":156,"citation_normalized_percentile":{"value":0.97881687,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"108","issue":"28","first_page":"11356","last_page":"11360"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10017","display_name":"Geology and Paleoclimatology Research","score":0.9185000061988831,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10017","display_name":"Geology and Paleoclimatology Research","score":0.9185000061988831,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12180","display_name":"Polar Research and Ecology","score":0.07450000196695328,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":0.0017000000225380063,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/antarctic-peninsula","display_name":"Antarctic Peninsula","score":0.9110000133514404},{"id":"https://openalex.org/keywords/cenozoic-cooling","display_name":"Cenozoic cooling","score":0.8539999723434448},{"id":"https://openalex.org/keywords/mountain-glaciation","display_name":"mountain glaciation","score":0.7680000066757202},{"id":"https://openalex.org/keywords/atmospheric-co2","display_name":"atmospheric CO2","score":0.6909999847412109},{"id":"https://openalex.org/keywords/southern-beech","display_name":"southern beech","score":0.7720000147819519},{"id":"https://openalex.org/keywords/tundra","display_name":"tundra","score":0.871999979019165},{"id":"https://openalex.org/keywords/paleoclimate","display_name":"paleoclimate","score":0.628000020980835},{"id":"https://openalex.org/keywords/paleovegetation","display_name":"paleovegetation","score":0.7319999933242798}],"concepts":[{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.7933387756347656},{"id":"https://openalex.org/C15739521","wikidata":"https://www.wikidata.org/wiki/Q602963","display_name":"Glacial period","level":2,"score":0.6401313543319702},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.610811710357666},{"id":"https://openalex.org/C73707237","wikidata":"https://www.wikidata.org/wiki/Q102416","display_name":"Cenozoic","level":3,"score":0.5947195291519165},{"id":"https://openalex.org/C125069764","wikidata":"https://www.wikidata.org/wiki/Q43262","display_name":"Tundra","level":3,"score":0.5542718768119812},{"id":"https://openalex.org/C2779835330","wikidata":"https://www.wikidata.org/wiki/Q7307688","display_name":"Refugium (fishkeeping)","level":3,"score":0.5476022958755493},{"id":"https://openalex.org/C2777802808","wikidata":"https://www.wikidata.org/wiki/Q1322176","display_name":"Global cooling","level":3,"score":0.5265538692474365},{"id":"https://openalex.org/C123588078","wikidata":"https://www.wikidata.org/wiki/Q34763","display_name":"Peninsula","level":2,"score":0.49979686737060547},{"id":"https://openalex.org/C2781148125","wikidata":"https://www.wikidata.org/wiki/Q80583","display_name":"Gondwana","level":3,"score":0.49344006180763245},{"id":"https://openalex.org/C123750103","wikidata":"https://www.wikidata.org/wiki/Q12599","display_name":"Ice sheet","level":2,"score":0.48939910531044006},{"id":"https://openalex.org/C117935615","wikidata":"https://www.wikidata.org/wiki/Q2511922","display_name":"Holocene climatic optimum","level":3,"score":0.44506311416625977},{"id":"https://openalex.org/C2780321876","wikidata":"https://www.wikidata.org/wiki/Q55833","display_name":"Supercontinent","level":4,"score":0.41240328550338745},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.3701680302619934},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.3645334243774414},{"id":"https://openalex.org/C132651083","wikidata":"https://www.wikidata.org/wiki/Q7942","display_name":"Climate change","level":2,"score":0.2830972671508789},{"id":"https://openalex.org/C518008717","wikidata":"https://www.wikidata.org/wiki/Q25322","display_name":"Arctic","level":2,"score":0.26948702335357666},{"id":"https://openalex.org/C140345934","wikidata":"https://www.wikidata.org/wiki/Q25445","display_name":"Holocene","level":2,"score":0.21492016315460205},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.14367404580116272},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.13623997569084167},{"id":"https://openalex.org/C109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","level":2,"score":0.13432154059410095},{"id":"https://openalex.org/C77928131","wikidata":"https://www.wikidata.org/wiki/Q193343","display_name":"Tectonics","level":2,"score":0.07033637166023254},{"id":"https://openalex.org/C185933670","wikidata":"https://www.wikidata.org/wiki/Q52105","display_name":"Habitat","level":2,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C147717901","wikidata":"https://www.wikidata.org/wiki/Q191110","display_name":"Craton","level":3,"score":0.0}],"mesh":[{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000864","descriptor_name":"Antarctic Regions","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003081","descriptor_name":"Cold Climate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005075","descriptor_name":"Biological Evolution","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D010944","descriptor_name":"Plants","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D046448","descriptor_name":"Ice Cover","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D049690","descriptor_name":"History, Ancient","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D057231","descriptor_name":"Climate Change","qualifier_ui":"Q000266","qualifier_name":"history","is_major_topic":true}],"locations_count":6,"locations":[{"id":"doi:10.1073/pnas.1014885108","doi":"https://doi.org/10.1073/pnas.1014885108","is_oa":false,"landing_page_url":"https://doi.org/10.1073/pnas.1014885108","pdf_url":null,"source":{"id":"https://openalex.org/S125754415","display_name":"Proceedings of the National Academy of Sciences","issn_l":"0027-8424","issn":["0027-8424","1091-6490"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","erih-plus","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320052","host_organization_name":"National Academy of Sciences","host_organization_lineage":["https://openalex.org/P4310320052"],"host_organization_lineage_names":["National Academy of Sciences"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the National Academy of Sciences","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:3136253","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3136253","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proc Natl Acad Sci U S A","raw_type":"Text"},{"id":"pmid:21709269","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/21709269","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the National Academy of Sciences of the United States of America","raw_type":"Historical Article"},{"id":"pmh:oai:digitalcommons.lsu.edu:geo_pubs-2062","doi":null,"is_oa":false,"landing_page_url":"https://digitalcommons.lsu.edu/geo_pubs/1063","pdf_url":null,"source":{"id":"https://openalex.org/S4210169993","display_name":"Civil War Book Review","issn_l":"1528-6592","issn":["1528-6592"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310315936","host_organization_name":"Louisiana State University","host_organization_lineage":["https://openalex.org/P4310315936"],"host_organization_lineage_names":["Louisiana State University"],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Faculty Publications","raw_type":"text"},{"id":"pmh:oai:repository.lsu.edu:geo_pubs-2062","doi":null,"is_oa":false,"landing_page_url":"https://repository.lsu.edu/geo_pubs/1063","pdf_url":null,"source":{"id":"https://openalex.org/S4210169993","display_name":"Civil War Book Review","issn_l":"1528-6592","issn":["1528-6592"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310315936","host_organization_name":"Louisiana State University","host_organization_lineage":["https://openalex.org/P4310315936"],"host_organization_lineage_names":["Louisiana State University"],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Faculty Publications","raw_type":"text"},{"id":"pmh:oai:eprints.soton.ac.uk:194927","doi":null,"is_oa":false,"landing_page_url":"https://eprints.soton.ac.uk/194927/","pdf_url":null,"source":{"id":"https://openalex.org/S4306401019","display_name":"ePrints Soton (University of Southampton)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I43439940","host_organization_name":"University of Southampton","host_organization_lineage":["https://openalex.org/I43439940"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":{"id":"pmh:oai:pubmedcentral.nih.gov:3136253","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3136253","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proc Natl Acad Sci U S A","raw_type":"Text"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","display_name":"Climate action","score":0.5351999998092651}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W20150596","https://openalex.org/W193596601","https://openalex.org/W893209668","https://openalex.org/W1558001919","https://openalex.org/W1669166044","https://openalex.org/W1790419515","https://openalex.org/W1964003614","https://openalex.org/W1967748653","https://openalex.org/W1973496469","https://openalex.org/W1973612104","https://openalex.org/W1983059016","https://openalex.org/W1999809323","https://openalex.org/W2016564007","https://openalex.org/W2025865560","https://openalex.org/W2028672070","https://openalex.org/W2034328663","https://openalex.org/W2035504149","https://openalex.org/W2046384364","https://openalex.org/W2055442076","https://openalex.org/W2062864893","https://openalex.org/W2065465833","https://openalex.org/W2073619376","https://openalex.org/W2089573312","https://openalex.org/W2096092780","https://openalex.org/W2115575384","https://openalex.org/W2122493029","https://openalex.org/W2129907064","https://openalex.org/W2157258199","https://openalex.org/W2267844404","https://openalex.org/W2501409455","https://openalex.org/W2506054270","https://openalex.org/W6602536545"],"related_works":["https://openalex.org/W1995839017","https://openalex.org/W2336570286","https://openalex.org/W2034328663","https://openalex.org/W3216433435","https://openalex.org/W7127291178","https://openalex.org/W2109432644","https://openalex.org/W3212347707","https://openalex.org/W1594147114","https://openalex.org/W1973496469","https://openalex.org/W1520136737"],"abstract_inverted_index":{"The":[0,179,197,213],"Antarctic":[1,231],"Peninsula":[2,64,199],"is":[3,220],"considered":[4],"to":[5,12,150,185],"be":[6],"the":[7,29,39,45,62,85,88,97,108,128,133,137,152,155,161,194,207,218,223,230,234],"last":[8,30],"region":[9,65,153],"of":[10,20,87,127,141,169,217,226,229,236,242],"Antarctica":[11],"have":[13],"been":[14],"fully":[15],"glaciated":[16],"as":[17],"a":[18,67,111,123,186],"result":[19],"Cenozoic":[21],"climatic":[22],"cooling.":[23],"As":[24],"such,":[25],"it":[26,42],"was":[27,120,200],"likely":[28],"refugium":[31],"for":[32],"plants":[33],"and":[34,50,59,78,110,144,147,239],"animals":[35],"that":[36,131],"had":[37],"inhabited":[38,132],"continent":[40,109],"since":[41],"separated":[43],"from":[44,181],"Gondwana":[46],"supercontinent.":[47],"Drill":[48],"cores":[49],"seismic":[51],"data":[52],"acquired":[53],"during":[54,136,154,193],"two":[55],"cruises":[56],"(SHALDRIL":[57],"I":[58],"II)":[60],"in":[61,81,96,113,125,206],"northernmost":[63,198],"yield":[66],"record":[68],"that,":[69],"when":[70],"combined":[71],"with":[72,104,222],"existing":[73],"data,":[74],"indicates":[75],"progressive":[76],"cooling":[77,119,215],"associated":[79,240],"changes":[80],"terrestrial":[82],"vegetation":[83,130],"over":[84],"course":[86],"past":[89],"37":[90],"million":[91],"years.":[92],"Mountain":[93],"glaciation":[94,105,184],"began":[95],"latest":[98],"Eocene":[99],"(approximately":[100,157,164,210],"37-34":[101],"Ma),":[102,166],"contemporaneous":[103],"elsewhere":[106],"on":[107],"reduction":[112],"atmospheric":[114],"CO(2)":[115],"concentrations.":[116],"This":[117],"climate":[118],"accompanied":[121],"by":[122,202],"decrease":[124],"diversity":[126],"angiosperm-dominated":[129],"northern":[134],"peninsula":[135,219],"Eocene.":[138],"A":[139],"mosaic":[140],"southern":[142],"beech":[143],"conifer-dominated":[145],"woodlands":[146],"tundra":[148,171],"continued":[149],"occupy":[151],"Oligocene":[156],"34-23":[158],"Ma).":[159,212],"By":[160],"middle":[162,195],"Miocene":[163],"16-11.6":[165],"localized":[167],"pockets":[168],"limited":[170],"still":[172],"existed":[173],"at":[174],"least":[175],"until":[176],"12.8":[177],"Ma.":[178],"transition":[180],"temperate,":[182],"alpine":[183],"dynamic,":[187],"polythermal":[188],"ice":[189,204],"sheet":[190,205],"took":[191],"place":[192],"Miocene.":[196],"overridden":[201],"an":[203],"early":[208],"Pliocene":[209],"5.3-3.6":[211],"long":[214],"history":[216],"consistent":[221],"extended":[224],"timescales":[225],"tectonic":[227],"evolution":[228],"margin,":[232],"involving":[233],"opening":[235],"ocean":[237],"passageways":[238],"establishment":[241],"circumpolar":[243],"circulation.":[244]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":11},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":15},{"year":2020,"cited_by_count":15},{"year":2019,"cited_by_count":12},{"year":2018,"cited_by_count":11},{"year":2017,"cited_by_count":9},{"year":2016,"cited_by_count":8},{"year":2015,"cited_by_count":8},{"year":2014,"cited_by_count":14},{"year":2013,"cited_by_count":13},{"year":2012,"cited_by_count":11}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}