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U.S.A."],"published-print":{"date-parts":[[2021,10,12]]},"abstract":"<jats:title>Significance<\/jats:title>\n          <jats:p>We use a diverse set of lake and landscape proxy indicators to characterize initial human occupation and its impacts on the Azores Archipelago. The occupation of these islands began between 700 and 850 CE, 700 years earlier than suggested by documentary sources. These early occupations caused widespread ecological and landscape disturbance and raise doubts about the islands' presumed pristine nature during Portuguese arrival. The earliest explorers arrived at the end of the early Middle Ages, when temperatures were higher than average, and the westerly winds were weaker, facilitating arrivals to the archipelago from northeastern Europe and inhibiting exploration from southern Europe. This is consistent with archaeological and genetic research suggesting the Norse were the first to colonize the Azores Archipelago.<\/jats:p>","DOI":"10.1073\/pnas.2108236118","type":"journal-article","created":{"date-parts":[[2021,10,4]],"date-time":"2021-10-04T22:53:42Z","timestamp":1633388022000},"update-policy":"https:\/\/doi.org\/10.1073\/pnas.cm10313","source":"Crossref","is-referenced-by-count":48,"title":["Climate change facilitated the early colonization of the Azores Archipelago during medieval times"],"prefix":"10.1073","volume":"118","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7461-0851","authenticated-orcid":false,"given":"Pedro M.","family":"Raposeiro","sequence":"first","affiliation":[{"name":"Centro de Investiga\u00e7\u00e3o em Biodiversidade e Recursos Gen\u00e9ticos (CIBIO), Rede de Investiga\u00e7\u00e3o em Biodiversidade e Biologia Evolutiva (InBIO) - Laborat\u00f3rio Associado, P\u00f3lo dos A\u00e7ores, 9500-321 Ponta Delgada, Portugal;"},{"name":"Faculdade de Ci\u00eancias e Tecnologia, Universidade dos A\u00e7ores, 9500-321 Ponta Delgada, Portugal;"}]},{"given":"Armand","family":"Hern\u00e1ndez","sequence":"additional","affiliation":[{"name":"Geosciences Barcelona (Geo3BCN-CSIC), Consejo Superior de Investigaciones Cient\u00edficas, Llu\u00eds Sol\u00e9 i Sabar\u00eds s\/n, 08028 Barcelona, Spain;"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3532-9466","authenticated-orcid":false,"given":"Sergi","family":"Pla-Rabes","sequence":"additional","affiliation":[{"name":"Center for Ecological Research and Forestry Applications (CREAF), Campus de Bellaterra, 08193 Cerdayola del Valles, Spain;"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5737-296X","authenticated-orcid":false,"given":"V\u00edtor","family":"Gon\u00e7alves","sequence":"additional","affiliation":[{"name":"Centro de Investiga\u00e7\u00e3o em Biodiversidade e Recursos Gen\u00e9ticos (CIBIO), Rede de Investiga\u00e7\u00e3o em Biodiversidade e Biologia Evolutiva (InBIO) - Laborat\u00f3rio Associado, P\u00f3lo dos A\u00e7ores, 9500-321 Ponta Delgada, Portugal;"},{"name":"Faculdade de Ci\u00eancias e Tecnologia, Universidade dos A\u00e7ores, 9500-321 Ponta Delgada, Portugal;"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2928-2836","authenticated-orcid":false,"given":"Roberto","family":"Bao","sequence":"additional","affiliation":[{"name":"Centro de Investigaci\u00f3ns Cient\u00edficas Avanzadas (CICA), Facultade de Ciencias, Campus da Zapateira s\/n, Universidade da Coru\u00f1a, 15071 A Coru\u00f1a, Spain;"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4215-5038","authenticated-orcid":false,"given":"Alberto","family":"S\u00e1ez","sequence":"additional","affiliation":[{"name":"Department de Din\u00e0mica de la Terra i de l\u2019Oce\u00e0, Facultat de Ci\u00e8ncies de la Terra, Universitat de Barcelona, 08028 Barcelona, Spain;"}]},{"given":"Timothy","family":"Shanahan","sequence":"additional","affiliation":[{"name":"Department of Geosciences, University of Texas at Austin, Austin, TX 78712;"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7239-9343","authenticated-orcid":false,"given":"Mario","family":"Benavente","sequence":"additional","affiliation":[{"name":"Geosciences Barcelona (Geo3BCN-CSIC), Consejo Superior de Investigaciones Cient\u00edficas, Llu\u00eds Sol\u00e9 i Sabar\u00eds s\/n, 08028 Barcelona, Spain;"}]},{"given":"Erik J.","family":"de Boer","sequence":"additional","affiliation":[{"name":"Department de Din\u00e0mica de la Terra i de l\u2019Oce\u00e0, Facultat de Ci\u00e8ncies de la Terra, Universitat de Barcelona, 08028 Barcelona, Spain;"}]},{"given":"Nora","family":"Richter","sequence":"additional","affiliation":[{"name":"Department of Marine Microbiology &amp; 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