{"id":"https://openalex.org/W4317437771","doi":"https://doi.org/10.1126/science.abq7781","title":"Citizen scientists report global rapid reductions in the visibility of stars from 2011 to 2022","display_name":"Citizen scientists report global rapid reductions in the visibility of stars from 2011 to 2022","publication_year":2023,"publication_date":"2023-01-19","ids":{"openalex":"https://openalex.org/W4317437771","doi":"https://doi.org/10.1126/science.abq7781","pmid":"https://pubmed.ncbi.nlm.nih.gov/36656932"},"language":"en","primary_location":{"id":"doi:10.1126/science.abq7781","is_oa":false,"landing_page_url":"https://doi.org/10.1126/science.abq7781","pdf_url":null,"source":{"id":"https://openalex.org/S3880285","display_name":"Science","issn_l":"0036-8075","issn":["0036-8075","0193-4511","1095-9203"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315823","host_organization_name":"American Association for the Advancement of Science","host_organization_lineage":["https://openalex.org/P4310315823"],"host_organization_lineage_names":["American Association for the Advancement of Science"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Science","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://gfzpublic.gfz-potsdam.de/pubman/item/item_5014827_2/component/file_5014851/5014827.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5054401832","display_name":"Christopher C. M. Kyba","orcid":"https://orcid.org/0000-0001-7014-1843"},"institutions":[{"id":"https://openalex.org/I4210152878","display_name":"GFZ Helmholtz Centre for Geosciences","ror":"https://ror.org/04z8jg394","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I4210152878"]},{"id":"https://openalex.org/I904495901","display_name":"Ruhr University Bochum","ror":"https://ror.org/04tsk2644","country_code":"DE","type":"education","lineage":["https://openalex.org/I904495901"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Christopher C. M. Kyba","raw_affiliation_strings":["Geographisches Institut, Ruhr-Universit\u00e4t Bochum, 44780 Bochum, Germany","Remote Sensing and Geoinformatics, Deutsches GeoForschungsZentrum Potsdam, 14473 Potsdam, Germany"],"raw_orcid":"https://orcid.org/0000-0001-7014-1843","affiliations":[{"raw_affiliation_string":"Geographisches Institut, Ruhr-Universit\u00e4t Bochum, 44780 Bochum, Germany","institution_ids":["https://openalex.org/I904495901"]},{"raw_affiliation_string":"Remote Sensing and Geoinformatics, Deutsches GeoForschungsZentrum Potsdam, 14473 Potsdam, Germany","institution_ids":["https://openalex.org/I4210152878"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077547885","display_name":"Yi\u011fit \u00d6ner Alt\u0131nta\u015f","orcid":"https://orcid.org/0000-0002-0140-2410"},"institutions":[{"id":"https://openalex.org/I4210152878","display_name":"GFZ Helmholtz Centre for Geosciences","ror":"https://ror.org/04z8jg394","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I4210152878"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Yi\u011fit \u00d6ner Alt\u0131nta\u015f","raw_affiliation_strings":["Remote Sensing and Geoinformatics, Deutsches GeoForschungsZentrum Potsdam, 14473 Potsdam, Germany"],"raw_orcid":"https://orcid.org/0000-0002-0140-2410","affiliations":[{"raw_affiliation_string":"Remote Sensing and Geoinformatics, Deutsches GeoForschungsZentrum Potsdam, 14473 Potsdam, Germany","institution_ids":["https://openalex.org/I4210152878"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083703765","display_name":"Constance E. Walker","orcid":"https://orcid.org/0000-0003-0064-4298"},"institutions":[{"id":"https://openalex.org/I4210141577","display_name":"NSF NOIRLab","ror":"https://ror.org/03zmsge54","country_code":"US","type":"facility","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Constance E. Walker","raw_affiliation_strings":["Office of Observatory Site Protection, National Optical-Infrared Astronomy Research Laboratory, Tucson, AZ 85719, USA"],"raw_orcid":"https://orcid.org/0000-0003-0064-4298","affiliations":[{"raw_affiliation_string":"Office of Observatory Site Protection, National Optical-Infrared Astronomy Research Laboratory, Tucson, AZ 85719, USA","institution_ids":["https://openalex.org/I4210141577"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084900711","display_name":"Mark Newhouse","orcid":"https://orcid.org/0000-0002-8774-0073"},"institutions":[{"id":"https://openalex.org/I4210141577","display_name":"NSF NOIRLab","ror":"https://ror.org/03zmsge54","country_code":"US","type":"facility","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mark Newhouse","raw_affiliation_strings":["Communications, Education and Engagement, National Optical-Infrared Astronomy Research Laboratory, Tucson, AZ 85719, USA"],"raw_orcid":"https://orcid.org/0000-0002-8774-0073","affiliations":[{"raw_affiliation_string":"Communications, Education and Engagement, National Optical-Infrared Astronomy Research Laboratory, Tucson, AZ 85719, USA","institution_ids":["https://openalex.org/I4210141577"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5054401832"],"corresponding_institution_ids":["https://openalex.org/I4210152878","https://openalex.org/I904495901"],"apc_list":null,"apc_paid":null,"fwci":32.4016,"has_fulltext":true,"cited_by_count":278,"citation_normalized_percentile":{"value":0.99935537,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"379","issue":"6629","first_page":"265","last_page":"268"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11963","display_name":"Impact of Light on Environment and Health","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11963","display_name":"Impact of Light on Environment and Health","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.9373000264167786,"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/T10342","display_name":"Circadian rhythm and melatonin","score":0.9239000082015991,"subfield":{"id":"https://openalex.org/subfields/2807","display_name":"Endocrine and Autonomic Systems"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/visibility","display_name":"Visibility","score":0.8634976744651794},{"id":"https://openalex.org/keywords/brightness","display_name":"Brightness","score":0.7885216474533081},{"id":"https://openalex.org/keywords/sky","display_name":"Sky","score":0.7862390279769897},{"id":"https://openalex.org/keywords/light-pollution","display_name":"Light pollution","score":0.7443958520889282},{"id":"https://openalex.org/keywords/stars","display_name":"Stars","score":0.7272937297821045},{"id":"https://openalex.org/keywords/night-sky","display_name":"Night sky","score":0.717070460319519},{"id":"https://openalex.org/keywords/sky-brightness","display_name":"Sky brightness","score":0.6372201442718506},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5274810194969177},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.4546639323234558},{"id":"https://openalex.org/keywords/visible-spectrum","display_name":"Visible spectrum","score":0.41999638080596924},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.3839333653450012},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.35136693716049194},{"id":"https://openalex.org/keywords/atmospheric-sciences","display_name":"Atmospheric sciences","score":0.34269464015960693},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.32881349325180054},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.25922471284866333}],"concepts":[{"id":"https://openalex.org/C123403432","wikidata":"https://www.wikidata.org/wiki/Q654068","display_name":"Visibility","level":2,"score":0.8634976744651794},{"id":"https://openalex.org/C125245961","wikidata":"https://www.wikidata.org/wiki/Q221656","display_name":"Brightness","level":2,"score":0.7885216474533081},{"id":"https://openalex.org/C73329638","wikidata":"https://www.wikidata.org/wiki/Q527","display_name":"Sky","level":2,"score":0.7862390279769897},{"id":"https://openalex.org/C161421721","wikidata":"https://www.wikidata.org/wiki/Q180644","display_name":"Light pollution","level":2,"score":0.7443958520889282},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.7272937297821045},{"id":"https://openalex.org/C2779613214","wikidata":"https://www.wikidata.org/wiki/Q1153471","display_name":"Night sky","level":2,"score":0.717070460319519},{"id":"https://openalex.org/C193212914","wikidata":"https://www.wikidata.org/wiki/Q7537571","display_name":"Sky brightness","level":3,"score":0.6372201442718506},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5274810194969177},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4546639323234558},{"id":"https://openalex.org/C104663316","wikidata":"https://www.wikidata.org/wiki/Q76299","display_name":"Visible spectrum","level":2,"score":0.41999638080596924},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.3839333653450012},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.35136693716049194},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.34269464015960693},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.32881349325180054},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.25922471284866333}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1126/science.abq7781","is_oa":false,"landing_page_url":"https://doi.org/10.1126/science.abq7781","pdf_url":null,"source":{"id":"https://openalex.org/S3880285","display_name":"Science","issn_l":"0036-8075","issn":["0036-8075","0193-4511","1095-9203"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315823","host_organization_name":"American Association for the Advancement of Science","host_organization_lineage":["https://openalex.org/P4310315823"],"host_organization_lineage_names":["American Association for the Advancement of Science"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Science","raw_type":"journal-article"},{"id":"pmid:36656932","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/36656932","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,"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":"Science (New York, N.Y.)","raw_type":"Journal Article"},{"id":"pmh:oai:gfzpublic.gfz-potsdam.de:item_5014827","is_oa":true,"landing_page_url":"https://gfzpublic.gfz-potsdam.de/pubman/item/item_5014827","pdf_url":"https://gfzpublic.gfz-potsdam.de/pubman/item/item_5014827_2/component/file_5014851/5014827.pdf","source":{"id":"https://openalex.org/S4306401313","display_name":"Publication Database GFZ (GFZ German Research Centre for Geosciences)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210152878","host_organization_name":"GFZ Helmholtz Centre for Geosciences","host_organization_lineage":["https://openalex.org/I4210152878"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Science","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:gfzpublic.gfz.de:item_5014827","is_oa":true,"landing_page_url":"https://gfzpublic.gfz.de/pubman/item/item_5014827","pdf_url":"https://gfzpublic.gfz.de/pubman/item/item_5014827_3/component/file_5014851/5014827.pdf","source":{"id":"https://openalex.org/S4306401313","display_name":"Publication Database GFZ (GFZ German Research Centre for Geosciences)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210152878","host_organization_name":"GFZ Helmholtz Centre for Geosciences","host_organization_lineage":["https://openalex.org/I4210152878"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Science","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:gfzpublic.gfz-potsdam.de:item_5014827","is_oa":true,"landing_page_url":"https://gfzpublic.gfz-potsdam.de/pubman/item/item_5014827","pdf_url":"https://gfzpublic.gfz-potsdam.de/pubman/item/item_5014827_2/component/file_5014851/5014827.pdf","source":{"id":"https://openalex.org/S4306401313","display_name":"Publication Database GFZ (GFZ German Research Centre for Geosciences)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210152878","host_organization_name":"GFZ Helmholtz Centre for Geosciences","host_organization_lineage":["https://openalex.org/I4210152878"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Science","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4317437771.pdf","grobid_xml":"https://content.openalex.org/works/W4317437771.grobid-xml"},"referenced_works_count":31,"referenced_works":["https://openalex.org/W1981443757","https://openalex.org/W2000516944","https://openalex.org/W2001373366","https://openalex.org/W2004445862","https://openalex.org/W2030905078","https://openalex.org/W2073290777","https://openalex.org/W2075722067","https://openalex.org/W2099655467","https://openalex.org/W2124828506","https://openalex.org/W2146587997","https://openalex.org/W2149082232","https://openalex.org/W2304776354","https://openalex.org/W2417517957","https://openalex.org/W2582398617","https://openalex.org/W2765630225","https://openalex.org/W2789337705","https://openalex.org/W2968498602","https://openalex.org/W2985756219","https://openalex.org/W2991561667","https://openalex.org/W3009927911","https://openalex.org/W3022573883","https://openalex.org/W3031434821","https://openalex.org/W3035250298","https://openalex.org/W3135054660","https://openalex.org/W3136147489","https://openalex.org/W3162605351","https://openalex.org/W3194083047","https://openalex.org/W4242517244","https://openalex.org/W4282822198","https://openalex.org/W4285021267","https://openalex.org/W6918137761"],"related_works":["https://openalex.org/W1984230843","https://openalex.org/W4285021267","https://openalex.org/W3135648383","https://openalex.org/W13939243","https://openalex.org/W2328381313","https://openalex.org/W2154099890","https://openalex.org/W2990078838","https://openalex.org/W2625595926","https://openalex.org/W1992699669","https://openalex.org/W566675456"],"abstract_inverted_index":{"The":[0,59],"artificial":[1],"glow":[2],"of":[3,10,30,55,61,78,115],"the":[4,40,85,112],"night":[5],"sky":[6,44,76],"is":[7,18,91],"a":[8],"form":[9],"light":[11,108,116],"pollution;":[12],"its":[13],"global":[14,43],"change":[15,41],"over":[16],"time":[17],"not":[19],"well":[20],"known.":[21],"Developments":[22],"in":[23,32,42,75,84,107],"lighting":[24,33],"technology":[25],"complicate":[26],"any":[27],"measurement":[28],"because":[29],"changes":[31,95,106],"practice":[34],"and":[35,110],"emission":[36,109],"spectra.":[37],"We":[38,100],"investigated":[39],"brightness":[45,77],"from":[46],"2011":[47],"to":[48,80,104,111],"2022":[49],"using":[50],"51,351":[51],"citizen":[52],"scientist":[53],"observations":[54],"naked-eye":[56],"stellar":[57],"visibility.":[58],"number":[60],"visible":[62,87],"stars":[63],"decreased":[64],"by":[65,72,97],"an":[66,73],"amount":[67],"that":[68],"can":[69],"be":[70],"explained":[71],"increase":[74,90],"7":[79],"10%":[81],"per":[82],"year":[83],"human":[86],"band.":[88],"This":[89],"faster":[92],"than":[93],"emissions":[94],"indicated":[96],"satellite":[98],"observations.":[99],"ascribe":[101],"this":[102],"difference":[103],"spectral":[105],"average":[113],"angle":[114],"emissions.":[117]},"counts_by_year":[{"year":2026,"cited_by_count":56},{"year":2025,"cited_by_count":95},{"year":2024,"cited_by_count":64},{"year":2023,"cited_by_count":63}],"updated_date":"2026-09-02T18:50:13.731487","created_date":"2025-10-10T00:00:00"}