{"id":"https://openalex.org/W2071072829","doi":"https://doi.org/10.1016/j.quaint.2012.08.1625","title":"A new record of the African Humid Period termination from Lake Chad (Africa)","display_name":"A new record of the African Humid Period termination from Lake Chad (Africa)","publication_year":2012,"publication_date":"2012-11-01","ids":{"openalex":"https://openalex.org/W2071072829","doi":"https://doi.org/10.1016/j.quaint.2012.08.1625","mag":"2071072829"},"language":"en","primary_location":{"id":"doi:10.1016/j.quaint.2012.08.1625","doi":"https://doi.org/10.1016/j.quaint.2012.08.1625","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.quaint.2012.08.1625","pdf_url":null,"source":{"id":"https://openalex.org/S68052730","display_name":"Quaternary International","issn_l":"1040-6182","issn":["1040-6182","1873-4553"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","erih-plus","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quaternary International","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5109842318","display_name":"Florence Sylvestre","orcid":"https://orcid.org/0000-0002-7870-0918","observed_orcids":["https://orcid.org/0000-0002-7870-0918"]},"institutions":[{"id":"https://openalex.org/I4210104942","display_name":"Centre de Recherche et d\u2019Enseignement de G\u00e9osciences de l\u2019Environnement","ror":"https://ror.org/01pa4h393","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I187986737","https://openalex.org/I21491767","https://openalex.org/I2746051580","https://openalex.org/I2802818602","https://openalex.org/I4210088668","https://openalex.org/I4210090127","https://openalex.org/I4210093025","https://openalex.org/I4210104942","https://openalex.org/I4210131494","https://openalex.org/I4210148025","https://openalex.org/I4210166444"]},{"id":"https://openalex.org/I4405268261","display_name":"Centre de Recherche en Gestion","ror":"https://ror.org/00cc8f219","country_code":"FR","type":"facility","lineage":["https://openalex.org/I32881790","https://openalex.org/I4405268261"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"Florence Sylvestre","raw_affiliation_strings":["CEREGE, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CEREGE, France","institution_ids":["https://openalex.org/I4210104942","https://openalex.org/I4405268261"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5109842318"],"corresponding_institution_ids":["https://openalex.org/I4210104942","https://openalex.org/I4405268261"],"apc_list":{"value":3400,"currency":"USD","value_usd":3400},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.12148067,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"279-280","issue":null,"first_page":"480","last_page":"481"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10017","display_name":"Geology and Paleoclimatology Research","score":0.3467000126838684,"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":0.3467000126838684,"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.15610000491142273,"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/T10689","display_name":"Remote-Sensing Image Classification","score":0.1386999934911728,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/african-humid-period","display_name":"African Humid Period","score":0.9079999923706055},{"id":"https://openalex.org/keywords/lake-chad","display_name":"Lake Chad","score":0.8479999899864197},{"id":"https://openalex.org/keywords/paleoclimate","display_name":"paleoclimate","score":0.6589999794960022},{"id":"https://openalex.org/keywords/lake-level-reconstruction","display_name":"lake level reconstruction","score":0.36899998784065247},{"id":"https://openalex.org/keywords/cote-d-ivoire","display_name":"C\u00f4te d'Ivoire","score":0.8069999814033508},{"id":"https://openalex.org/keywords/ghana","display_name":"Ghana","score":0.9430000185966492},{"id":"https://openalex.org/keywords/sentinel-1","display_name":"Sentinel-1","score":0.7609999775886536},{"id":"https://openalex.org/keywords/sentinel-2","display_name":"Sentinel-2","score":0.9990000128746033},{"id":"https://openalex.org/keywords/normalized-difference-vegetation-index","display_name":"NDVI","score":0.8289999961853027},{"id":"https://openalex.org/keywords/texture-features","display_name":"texture features","score":0.949999988079071},{"id":"https://openalex.org/keywords/random-forest-classification","display_name":"random forest classification","score":0.8460000157356262},{"id":"https://openalex.org/keywords/forest-loss","display_name":"forest loss","score":0.6669999957084656}],"concepts":[{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.5905407667160034},{"id":"https://openalex.org/C54286561","wikidata":"https://www.wikidata.org/wiki/Q397350","display_name":"Agroforestry","level":1,"score":0.5839852690696716},{"id":"https://openalex.org/C202050865","wikidata":"https://www.wikidata.org/wiki/Q35852","display_name":"Hectare","level":3,"score":0.5573150515556335},{"id":"https://openalex.org/C169258074","wikidata":"https://www.wikidata.org/wiki/Q245748","display_name":"Random forest","level":2,"score":0.5078230500221252},{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.4903714656829834},{"id":"https://openalex.org/C535291247","wikidata":"https://www.wikidata.org/wiki/Q177567","display_name":"Amazon rainforest","level":2,"score":0.474278062582016},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.4624977111816406},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4540104269981384},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.43293508887290955},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.3781067132949829},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.28691285848617554},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.1537008285522461},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.12292137742042542},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.09723243117332458},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.09572094678878784},{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.08748069405555725},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.07621404528617859},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.quaint.2012.08.1625","doi":"https://doi.org/10.1016/j.quaint.2012.08.1625","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.quaint.2012.08.1625","pdf_url":null,"source":{"id":"https://openalex.org/S68052730","display_name":"Quaternary International","issn_l":"1040-6182","issn":["1040-6182","1873-4553"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","erih-plus","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quaternary International","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","display_name":"Life on land","score":0.8934999704360962},{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.6875},{"id":"https://metadata.un.org/sdg/13","display_name":"Climate action","score":0.4399999976158142}],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/15","display_name":"Life on land","score":0.44999998807907104}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3022229171","https://openalex.org/W3207046288","https://openalex.org/W2913190967","https://openalex.org/W3023446922","https://openalex.org/W4324030030","https://openalex.org/W1980260791","https://openalex.org/W587719479","https://openalex.org/W4385533602","https://openalex.org/W3165307885","https://openalex.org/W3097390808"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-09-22T17:25:34.749102","created_date":"2025-10-10T00:00:00"}