{"id":"https://openalex.org/W2804452760","doi":"https://doi.org/10.5331/bgr.18r01","title":"Field activities at the SIGMA-A site, northwestern Greenland Ice Sheet, 2017","display_name":"Field activities at the SIGMA-A site, northwestern Greenland Ice Sheet, 2017","publication_year":2018,"publication_date":"2018-01-01","ids":{"openalex":"https://openalex.org/W2804452760","doi":"https://doi.org/10.5331/bgr.18r01","mag":"2804452760"},"language":"en","primary_location":{"id":"doi:10.5331/bgr.18r01","doi":"https://doi.org/10.5331/bgr.18r01","is_oa":true,"landing_page_url":"https://doi.org/10.5331/bgr.18r01","pdf_url":"https://www.jstage.jst.go.jp/article/bgr/36/0/36_15/_pdf","source":{"id":"https://openalex.org/S2764569275","display_name":"Bulletin of Glaciological Research","issn_l":"1345-3807","issn":["1345-3807","1884-8044"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","poland-70","russia-white-list-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Bulletin of Glaciological Research","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.jstage.jst.go.jp/article/bgr/36/0/36_15/_pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048588779","display_name":"Sumito Matoba","orcid":"https://orcid.org/0000-0003-2214-4649","observed_orcids":["https://orcid.org/0000-0003-2214-4649"]},"institutions":[{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]},{"id":"https://openalex.org/I4405287530","display_name":"Institute of Low Temperature Science, Hokkaido University","ror":"https://ror.org/05edd0703","country_code":"JP","type":"facility","lineage":["https://openalex.org/I205349734","https://openalex.org/I4405287530"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Sumito MATOBA","raw_affiliation_strings":["Institute of Low Temperature Science, Hokkaido University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Low Temperature Science, Hokkaido University","institution_ids":["https://openalex.org/I205349734","https://openalex.org/I4405287530"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061471947","display_name":"Masashi Niwano","orcid":"https://orcid.org/0000-0003-3121-3802","observed_orcids":["https://orcid.org/0000-0003-3121-3802"]},"institutions":[{"id":"https://openalex.org/I2801997990","display_name":"Japan Meteorological Agency","ror":"https://ror.org/02772kk97","country_code":"JP","type":"other","lineage":["https://openalex.org/I2801997990"]},{"id":"https://openalex.org/I4388446413","display_name":"Meteorological Research Institute","ror":"https://ror.org/031gqrq04","country_code":"JP","type":"facility","lineage":["https://openalex.org/I2801997990","https://openalex.org/I4388446413"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masashi NIWANO","raw_affiliation_strings":["Meteorological Research Institute, Japan Meteorological Agency"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Meteorological Research Institute, Japan Meteorological Agency","institution_ids":["https://openalex.org/I2801997990","https://openalex.org/I4388446413"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062705198","display_name":"Tomonori Tanikawa","orcid":"https://orcid.org/0000-0002-8516-6514","observed_orcids":["https://orcid.org/0000-0002-8516-6514"]},"institutions":[{"id":"https://openalex.org/I2801997990","display_name":"Japan Meteorological Agency","ror":"https://ror.org/02772kk97","country_code":"JP","type":"other","lineage":["https://openalex.org/I2801997990"]},{"id":"https://openalex.org/I4388446413","display_name":"Meteorological Research Institute","ror":"https://ror.org/031gqrq04","country_code":"JP","type":"facility","lineage":["https://openalex.org/I2801997990","https://openalex.org/I4388446413"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomonori TANIKAWA","raw_affiliation_strings":["Meteorological Research Institute, Japan Meteorological Agency"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Meteorological Research Institute, Japan Meteorological Agency","institution_ids":["https://openalex.org/I2801997990","https://openalex.org/I4388446413"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058445562","display_name":"Yoshinori Iizuka","orcid":"https://orcid.org/0000-0001-7241-6062","observed_orcids":["https://orcid.org/0000-0001-7241-6062"]},"institutions":[{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]},{"id":"https://openalex.org/I4405287530","display_name":"Institute of Low Temperature Science, Hokkaido University","ror":"https://ror.org/05edd0703","country_code":"JP","type":"facility","lineage":["https://openalex.org/I205349734","https://openalex.org/I4405287530"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshinori IIZUKA","raw_affiliation_strings":["Institute of Low Temperature Science, Hokkaido University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Low Temperature Science, Hokkaido University","institution_ids":["https://openalex.org/I205349734","https://openalex.org/I4405287530"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5105217616","display_name":"Tetsuhide Yamasaki","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tetsuhide YAMASAKI","raw_affiliation_strings":["Avangnaq","Institute of Arctic Observation Support"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Avangnaq","institution_ids":[]},{"raw_affiliation_string":"Institute of Arctic Observation Support","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065935582","display_name":"Yutaka Kurosaki","orcid":"https://orcid.org/0000-0002-7241-8524","observed_orcids":["https://orcid.org/0000-0002-7241-8524"]},"institutions":[{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]},{"id":"https://openalex.org/I4405287530","display_name":"Institute of Low Temperature Science, Hokkaido University","ror":"https://ror.org/05edd0703","country_code":"JP","type":"facility","lineage":["https://openalex.org/I205349734","https://openalex.org/I4405287530"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yutaka KUROSAKI","raw_affiliation_strings":["Graduate School of Environmental Science, Hokkaido University","Institute of Low Temperature Science, Hokkaido University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Environmental Science, Hokkaido University","institution_ids":["https://openalex.org/I205349734"]},{"raw_affiliation_string":"Institute of Low Temperature Science, Hokkaido University","institution_ids":["https://openalex.org/I205349734","https://openalex.org/I4405287530"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047731695","display_name":"Teruo Aoki","orcid":"https://orcid.org/0000-0003-1007-986X","observed_orcids":["https://orcid.org/0000-0003-1007-986X"]},"institutions":[{"id":"https://openalex.org/I163770644","display_name":"Okayama University","ror":"https://ror.org/02pc6pc55","country_code":"JP","type":"education","lineage":["https://openalex.org/I163770644"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Teruo AOKI","raw_affiliation_strings":["Graduate School of Natural Science and Technology, Okayama University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Natural Science and Technology, Okayama University","institution_ids":["https://openalex.org/I163770644"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000932129","display_name":"Akihiro Hashimoto","orcid":"https://orcid.org/0000-0001-9386-5860","observed_orcids":["https://orcid.org/0000-0001-9386-5860"]},"institutions":[{"id":"https://openalex.org/I2801997990","display_name":"Japan Meteorological Agency","ror":"https://ror.org/02772kk97","country_code":"JP","type":"other","lineage":["https://openalex.org/I2801997990"]},{"id":"https://openalex.org/I4388446413","display_name":"Meteorological Research Institute","ror":"https://ror.org/031gqrq04","country_code":"JP","type":"facility","lineage":["https://openalex.org/I2801997990","https://openalex.org/I4388446413"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Akihiro HASHIMOTO","raw_affiliation_strings":["Meteorological Research Institute, Japan Meteorological Agency"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Meteorological Research Institute, Japan Meteorological Agency","institution_ids":["https://openalex.org/I2801997990","https://openalex.org/I4388446413"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013576772","display_name":"Masahiro Hosaka","orcid":"https://orcid.org/0000-0002-3770-1201","observed_orcids":["https://orcid.org/0000-0002-3770-1201"]},"institutions":[{"id":"https://openalex.org/I2801997990","display_name":"Japan Meteorological Agency","ror":"https://ror.org/02772kk97","country_code":"JP","type":"other","lineage":["https://openalex.org/I2801997990"]},{"id":"https://openalex.org/I4388446413","display_name":"Meteorological Research Institute","ror":"https://ror.org/031gqrq04","country_code":"JP","type":"facility","lineage":["https://openalex.org/I2801997990","https://openalex.org/I4388446413"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masahiro HOSAKA","raw_affiliation_strings":["Meteorological Research Institute, Japan Meteorological Agency"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Meteorological Research Institute, Japan Meteorological Agency","institution_ids":["https://openalex.org/I2801997990","https://openalex.org/I4388446413"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089159566","display_name":"Shin Sugiyama","orcid":"https://orcid.org/0000-0001-5323-9558","observed_orcids":["https://orcid.org/0000-0001-5323-9558"]},"institutions":[{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]},{"id":"https://openalex.org/I4405287530","display_name":"Institute of Low Temperature Science, Hokkaido University","ror":"https://ror.org/05edd0703","country_code":"JP","type":"facility","lineage":["https://openalex.org/I205349734","https://openalex.org/I4405287530"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shin SUGIYAMA","raw_affiliation_strings":["Institute of Low Temperature Science, Hokkaido University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Low Temperature Science, Hokkaido University","institution_ids":["https://openalex.org/I205349734","https://openalex.org/I4405287530"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8183,"has_fulltext":true,"cited_by_count":36,"citation_normalized_percentile":{"value":0.68616208,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":100},"biblio":{"volume":"36","issue":"0","first_page":"15","last_page":"22"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":1.0,"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/T10644","display_name":"Cryospheric studies and observations","score":1.0,"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/T10017","display_name":"Geology and Paleoclimatology Research","score":9.999999747378752e-05,"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":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/greenland-ice-sheet","display_name":"Greenland ice sheet","score":0.8539999723434448},{"id":"https://openalex.org/keywords/automatic-weather-station","display_name":"automatic weather station","score":0.8410000205039978},{"id":"https://openalex.org/keywords/ice-cores","display_name":"ice cores","score":0.7860000133514404},{"id":"https://openalex.org/keywords/snow-pits","display_name":"snow pits","score":0.531000018119812},{"id":"https://openalex.org/keywords/snow-specific-surface-area","display_name":"snow specific surface area","score":0.7620000243186951},{"id":"https://openalex.org/keywords/near-infrared-reflectance","display_name":"near-infrared reflectance","score":0.9169999957084656},{"id":"https://openalex.org/keywords/sun-photometry","display_name":"sun photometry","score":0.7789999842643738},{"id":"https://openalex.org/keywords/spectral-albedo","display_name":"spectral albedo","score":0.828000009059906},{"id":"https://openalex.org/keywords/snow-sampling","display_name":"snow sampling","score":0.6069999933242798},{"id":"https://openalex.org/keywords/meteorological-observations","display_name":"meteorological observations","score":0.6570000052452087},{"id":"https://openalex.org/keywords/field-camp","display_name":"field camp","score":0.3799999952316284}],"concepts":[{"id":"https://openalex.org/C197046000","wikidata":"https://www.wikidata.org/wiki/Q7561","display_name":"Snow","level":2,"score":0.8061176538467407},{"id":"https://openalex.org/C2780021526","wikidata":"https://www.wikidata.org/wiki/Q1542432","display_name":"Greenland ice sheet","level":3,"score":0.6181570887565613},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.4986257553100586},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4607028067111969},{"id":"https://openalex.org/C195886398","wikidata":"https://www.wikidata.org/wiki/Q2110050","display_name":"Albedo (alchemy)","level":3,"score":0.4579831659793854},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4317978024482727},{"id":"https://openalex.org/C205325660","wikidata":"https://www.wikidata.org/wiki/Q258914","display_name":"Ice core","level":2,"score":0.4185103178024292},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.3990379571914673},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.3461293876171112},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3332766592502594},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.3262268006801605},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.3256468176841736},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.32208025455474854},{"id":"https://openalex.org/C123750103","wikidata":"https://www.wikidata.org/wiki/Q12599","display_name":"Ice sheet","level":2,"score":0.30363258719444275},{"id":"https://openalex.org/C114793014","wikidata":"https://www.wikidata.org/wiki/Q52109","display_name":"Geomorphology","level":1,"score":0.1937268078327179},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.13303032517433167},{"id":"https://openalex.org/C554144382","wikidata":"https://www.wikidata.org/wiki/Q213156","display_name":"Performance art","level":2,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C52119013","wikidata":"https://www.wikidata.org/wiki/Q50637","display_name":"Art history","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.5331/bgr.18r01","doi":"https://doi.org/10.5331/bgr.18r01","is_oa":true,"landing_page_url":"https://doi.org/10.5331/bgr.18r01","pdf_url":"https://www.jstage.jst.go.jp/article/bgr/36/0/36_15/_pdf","source":{"id":"https://openalex.org/S2764569275","display_name":"Bulletin of Glaciological Research","issn_l":"1345-3807","issn":["1345-3807","1884-8044"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","poland-70","russia-white-list-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Bulletin of Glaciological Research","raw_type":"journal-article"},{"id":"pmh:oai:irdb.nii.ac.jp:01364:0007186971","doi":null,"is_oa":true,"landing_page_url":"https://hdl.handle.net/2115/73338","pdf_url":"https://eprints.lib.hokudai.ac.jp/repo/huscap/all/73338/matoba_BGR_2017_SIGMAA.pdf","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Bulletin of Glaciological Research","raw_type":"journal article"},{"id":"pmh:oai:eprints.lib.hokudai.ac.jp:2115/73338","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/2115/73338","pdf_url":null,"source":{"id":"https://openalex.org/S4306400549","display_name":"Hokkaido University Collection of Scholarly and Academic Papers (Hokkaido University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205349734","host_organization_name":"Hokkaido University","host_organization_lineage":["https://openalex.org/I205349734"],"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":"doi:10.5331/bgr.18r01","doi":"https://doi.org/10.5331/bgr.18r01","is_oa":true,"landing_page_url":"https://doi.org/10.5331/bgr.18r01","pdf_url":"https://www.jstage.jst.go.jp/article/bgr/36/0/36_15/_pdf","source":{"id":"https://openalex.org/S2764569275","display_name":"Bulletin of Glaciological Research","issn_l":"1345-3807","issn":["1345-3807","1884-8044"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","poland-70","russia-white-list-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Bulletin of Glaciological Research","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","score":0.5351999998092651,"display_name":"Climate action"}],"study_designs":[],"awards":[{"id":"https://openalex.org/G1390685463","display_name":"Investigation of surface mass loss mechanism in the Greenland ice sheet through development of a next generation polar regional climate model and multi-point in-situ measurements","funder_award_id":"17K12817","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G3169152346","display_name":"Construction of world\u2019s most reliable deposited-aerosol database on the Anthropocene (from 1850 to 2020)","funder_award_id":"18H05292","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G3237748928","display_name":"Evaluation of climate effects of black carbon over the Arctic with an advanced earth system model","funder_award_id":"18H03363","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G3644898447","display_name":"Recent surface darkening and abrupt melting of Greenland ice sheet (SIGMA2)","funder_award_id":"16H01772","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G3739039608","display_name":"Development of new optical instrument for snow physical parameters using polarimetric information and its application to satellite monitoring system for cryosphere","funder_award_id":"17K00534","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G929022033","display_name":"Study of advanced cryosphere monitoring using reflectance properties of snow based on application of new measurement technologies and snow physical models","funder_award_id":"15H01733","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"funders":[{"id":"https://openalex.org/F4320323533","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702"},{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2804452760.pdf","grobid_xml":"https://content.openalex.org/works/W2804452760.grobid-xml"},"referenced_works_count":26,"referenced_works":["https://openalex.org/W1967662144","https://openalex.org/W1975369353","https://openalex.org/W1979501349","https://openalex.org/W1998474721","https://openalex.org/W2034652536","https://openalex.org/W2044162540","https://openalex.org/W2094286232","https://openalex.org/W2096396096","https://openalex.org/W2102343006","https://openalex.org/W2117147952","https://openalex.org/W2117296630","https://openalex.org/W2117558319","https://openalex.org/W2144969990","https://openalex.org/W2156567817","https://openalex.org/W2163841260","https://openalex.org/W2171912471","https://openalex.org/W2313031836","https://openalex.org/W2321055687","https://openalex.org/W2476008535","https://openalex.org/W2571601897","https://openalex.org/W2607418741","https://openalex.org/W2720584471","https://openalex.org/W2726536349","https://openalex.org/W2773977654","https://openalex.org/W4322714057","https://openalex.org/W6904833708"],"related_works":["https://openalex.org/W4405434012","https://openalex.org/W2489261323","https://openalex.org/W7056585678","https://openalex.org/W2034652536","https://openalex.org/W931577658","https://openalex.org/W2997728730","https://openalex.org/W4389098100","https://openalex.org/W7096734498","https://openalex.org/W7145153610","https://openalex.org/W7143943929"],"abstract_inverted_index":{"During":[0],"spring":[1],"2017,":[2],"we":[3,81,118],"conducted":[4,68,82],"research":[5,108],"expeditions":[6],"to":[7,27,143,147,150],"the":[8,15,38,73,76,89,103,111,123,130,144],"SIGMA-A":[9],"site,":[10],"which":[11],"is":[12],"located":[13],"on":[14],"northwestern":[16],"Greenland":[17],"Ice":[18],"Sheet.":[19],"We":[20,32,52,138],"maintained":[21],"an":[22,48,55],"automated":[23],"weather":[24,120],"station":[25],"(AWS)":[26],"enable":[28],"continuous":[29],"meteorological":[30],"observations.":[31],"extended":[33],"1.5-m":[34],"long":[35],"poles":[36],"of":[37,66,75,93,127],"AWS":[39],"and":[40,47,58,71,85,101,114],"replaced":[41],"two":[42,45],"aerovane":[43],"sensors,":[44],"thermo-hydrometers":[46],"ultrasonic":[49],"snow":[50,86,94],"gauge.":[51],"also":[53],"drilled":[54],"ice":[56,77],"core":[57,61],"recovered":[59],"a":[60,63,133,140],"with":[62],"total":[64],"length":[65],"60.06m,":[67],"stratigraphic":[69],"observations,":[70,100],"measured":[72,88,102],"density":[74],"core.":[78],"In":[79],"addition,":[80],"snow-pit":[83],"observations":[84],"sampling,":[87],"specific":[90],"surface":[91],"area":[92],"using":[95,132],"near-infrared":[96],"reflectance,":[97],"performed":[98],"sunphotometry":[99],"spectral":[104],"albedo.":[105],"To":[106],"schedule":[107],"activities":[109],"in":[110],"field":[112,145],"camp":[113,146],"helicopter":[115],"pick-up":[116],"flights,":[117],"received":[119],"forecasts":[121],"from":[122],"Meteorological":[124],"Research":[125],"Institute":[126],"Japan":[128],"through":[129],"Internet":[131],"satellite":[134],"phone":[135],"every":[136],"day.":[137],"took":[139],"male":[141],"dog":[142],"alert":[148],"us":[149],"approaching":[151],"animals.":[152]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":18},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2018-06-01T00:00:00"}