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However, the region also includes Mediterranean sectors in which preservation of such palaeoenvironmental evidence is more difficult. To overcome these constraints, archaeological plant macroremains can be used to help characterize flora and vegetation dynamics at a local and regional level. To fill the gap in knowledge in an understudied Mediterranean region, a large archaeobotanical study was conducted at the river Sabor valley, NE Portugal. With 13 archaeological sites sampled for charcoal, fruits and seeds, it allowed the study of vegetation throughout the Holocene, starting in the Mesolithic up to Modern times, with some chronological gaps. Tree taxa dominates the older period and an expansion of shrubby taxa since Bronze age was observed. Diversification of plants used during the Iron Age and Roman period suggests an intensification of resources exploitation and deforestation. These trends seem to be related with changes in human settlements and productive strategies. During Prehistory, agricultural fields were established in flat and wide areas, and, during Iron Age, fortified granaries were used to store large amounts of grains, particularly free-threshing wheat. Drastic changes in settlement during Roman times and the establishment of small farms producing wine and\/or olive oil were testified by the occurrence of Olea and Vitis in both anthracological and carpological datasets. Data from more recent periods is scarce. Results highlight that the combination of several proxies and integration of archaeological evidence helps to understand ecological dynamics in areas without pollen data and contributes to the characterization of heterogeneous areas under diverse climatic conditions and with a variety of social trends.<\/jats:p>","DOI":"10.1177\/09596836241247299","type":"journal-article","created":{"date-parts":[[2024,5,7]],"date-time":"2024-05-07T01:31:34Z","timestamp":1715045494000},"page":"1062-1075","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":3,"title":["Archaeobotanical data from the Sabor Valley reveal shifting moments in landscape and agriculture in NW Iberia during the Holocene"],"prefix":"10.1177","volume":"34","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0871-8255","authenticated-orcid":false,"given":"Jo\u00e3o Pedro","family":"Tereso","sequence":"first","affiliation":[{"name":"CIBIO-BIOPOLIS, Research Center in Biodiversity and Genetic Resources, University of Porto, Portugal"},{"name":"Centre for Archaeology, UNIARQ, School of Arts and Humanities, University of Lisbon, Portugal"},{"name":"MHNC-UP, Natural History and Science Museum of the University of Porto, Portugal"},{"name":"CEIS20 \u2013 Centre of Interdisciplinary Studies, University of Coimbra, Portugal"}]},{"given":"Cl\u00e1udia","family":"Oliveira","sequence":"additional","affiliation":[{"name":"CIBIO-BIOPOLIS, Research Center in Biodiversity and Genetic Resources, University of Porto, Portugal"},{"name":"Faculty of Sciences, University of Porto, Portugal"}]},{"given":"Filipe","family":"Costa Vaz","sequence":"additional","affiliation":[{"name":"CIBIO-BIOPOLIS, Research Center in Biodiversity and Genetic Resources, University of Porto, Portugal"}]},{"given":"Lu\u00eds","family":"Seabra","sequence":"additional","affiliation":[{"name":"CIBIO-BIOPOLIS, Research Center in Biodiversity and Genetic Resources, University of Porto, Portugal"},{"name":"Faculty of Sciences, University of Porto, Portugal"}]}],"member":"179","published-online":{"date-parts":[[2024,5,6]]},"reference":[{"key":"bibr1-09596836241247299","first-page":"43","volume-title":"A Vegeta\u00e7\u00e3o de Portugal","author":"Aguiar C","year":"2020"},{"key":"bibr2-09596836241247299","first-page":"59","volume-title":"Sustentabilidade da Montanha Portuguesa: Realidades e Desafios","author":"Aguiar C","year":"2016"},{"key":"bibr3-09596836241247299","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-319-54784-8_9"},{"key":"bibr4-09596836241247299","doi-asserted-by":"publisher","DOI":"10.1007\/s00334-008-0163-9"},{"key":"bibr5-09596836241247299","first-page":"101","volume-title":"Castros y Verracos: Las gentes de la Edad de Hierro en el occidente de Iberia","author":"\u00c1lvarez-Sanch\u00eds J","year":"2011"},{"key":"bibr6-09596836241247299","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-319-54784-8_6"},{"key":"bibr7-09596836241247299","doi-asserted-by":"publisher","DOI":"10.1179\/env.2005.10.1.1"},{"key":"bibr8-09596836241247299","doi-asserted-by":"publisher","DOI":"10.1177\/0959683619826698"},{"key":"bibr9-09596836241247299","doi-asserted-by":"publisher","DOI":"10.1016\/j.jas.2023.105817"},{"key":"bibr10-09596836241247299","first-page":"211","volume":"19","author":"Carri\u00f3n Y","year":"2012","journal-title":"Estudos Arqueol\u00f3gicos de Oeiras"},{"key":"bibr11-09596836241247299","doi-asserted-by":"publisher","DOI":"10.1177\/0959683609348849"},{"key":"bibr12-09596836241247299","first-page":"43","volume-title":"La botanique","author":"Chabal L","year":"1999"},{"key":"bibr13-09596836241247299","volume-title":"Arqueologia e Hist\u00f3ria das Grandes Propriedades do Vale do Baixo Sabor. 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