{"id":{"repo_id":"uhi-uk","oai_identifier":"oai:pure.atira.dk:studenttheses/5c9a8d12-83ca-4eb1-8871-c0a159651308"},"canonical_url":"https://search.dev.ndltd.org/etd/uhi-uk/oai:pure.atira.dk:studenttheses/5c9a8d12-83ca-4eb1-8871-c0a159651308","repository":{"repo_id":"uhi-uk","name":"University of the Highlands and Islands","base_url":"https://pureadmin.uhi.ac.uk/ws/oai"},"display":{"title":"Nitrogen uptake and phytoplankton productivity in the changing Barents Sea","abstract":"The Arctic has experienced rapid warming in recent decades, with a significant reduction<br/>in sea ice extent and duration as a result. These sea ice changes and the resultant<br/>changes in ocean mixing are affecting nutrient supply, uptake and cycling and will<br/>have large-scale consequences for the distribution and magnitude of primary production<br/>throughout the Arctic Ocean. The objective of this study is to quantify nitrogen<br/>uptake and phytoplankton productivity in the marginal ice zone of the Barents<br/>Sea during winter, spring, and summer 2018, in the context of the seasonal transition<br/>in sea ice coverage and upper ocean dynamics. These results will contribute to our<br/>understanding of how these processes may respond to ongoing changes in the physical<br/>environment as climate change proceeds. The following literature review gives<br/>an overview about the oceanography of the Arctic Ocean and its shelf seas to set the<br/>scene for the ongoing and predicted future changes for nutrient cycling and primary<br/>production.","abstract_html":"The Arctic has experienced rapid warming in recent decades, with a significant reduction&lt;br/&gt;in sea ice extent and duration as a result. These sea ice changes and the resultant&lt;br/&gt;changes in ocean mixing are affecting nutrient supply, uptake and cycling and will&lt;br/&gt;have large-scale consequences for the distribution and magnitude of primary production&lt;br/&gt;throughout the Arctic Ocean. The objective of this study is to quantify nitrogen&lt;br/&gt;uptake and phytoplankton productivity in the marginal ice zone of the Barents&lt;br/&gt;Sea during winter, spring, and summer 2018, in the context of the seasonal transition&lt;br/&gt;in sea ice coverage and upper ocean dynamics. These results will contribute to our&lt;br/&gt;understanding of how these processes may respond to ongoing changes in the physical&lt;br/&gt;environment as climate change proceeds. The following literature review gives&lt;br/&gt;an overview about the oceanography of the Arctic Ocean and its shelf seas to set the&lt;br/&gt;scene for the ongoing and predicted future changes for nutrient cycling and primary&lt;br/&gt;production.","abstract_has_math":false,"creators":["Braun, Judith"],"institution":"University of the Highlands and Islands","degree_name":"Doctor of Philosophy (awarded by UHI)","degree_level":"Doctoral Thesis","degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Davidson, Keith","Pritchard, Antonia"],"committee_chairs":[],"committee_members":[],"year":2022,"date_issued":"2022-8-10","date_published":"2022-8-10","updated_at":"2026-07-24T05:12:07Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["oai:pure.atira.dk:studenttheses/5c9a8d12-83ca-4eb1-8871-c0a159651308"],"render_values":[{"text":"oai:pure.atira.dk:studenttheses/5c9a8d12-83ca-4eb1-8871-c0a159651308","href":null,"code":true}]}]},"links":{"outbound_url":"https://pure.uhi.ac.uk/en/studentTheses/5c9a8d12-83ca-4eb1-8871-c0a159651308","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Davidson, Keith","Pritchard, Antonia"]},{"key":"dc:contributor.sponsor","label":"Sponsor","values":["NERC"]},{"key":"dc:creator","label":"Author","values":["Braun, Judith"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2022-8-10"]},{"key":"dc:date.issued","label":"Date","values":["2022-8-10"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["The Scottish Association for Marine Science, Scottish Marine Institute"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["University of the Highlands and Islands"]},{"key":"dc:relation.isreferencedby","label":"Dc Relation Isreferencedby","values":["https://pure.uhi.ac.uk/en/studentTheses/5c9a8d12-83ca-4eb1-8871-c0a159651308"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Doctoral Thesis"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["Doctor of Philosophy (awarded by UHI)"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["oai:pure.atira.dk:studenttheses/5c9a8d12-83ca-4eb1-8871-c0a159651308","https://pure.uhi.ac.uk/en/studentTheses/5c9a8d12-83ca-4eb1-8871-c0a159651308"]},{"key":"dc:identifier.uri","label":"Identifier URI","values":["https://pure.uhi.ac.uk/files/43105474/Judith_Braun_final_thesis.pdf"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The Arctic has experienced rapid warming in recent decades, with a significant reduction<br/>in sea ice extent and duration as a result. These sea ice changes and the resultant<br/>changes in ocean mixing are affecting nutrient supply, uptake and cycling and will<br/>have large-scale consequences for the distribution and magnitude of primary production<br/>throughout the Arctic Ocean. The objective of this study is to quantify nitrogen<br/>uptake and phytoplankton productivity in the marginal ice zone of the Barents<br/>Sea during winter, spring, and summer 2018, in the context of the seasonal transition<br/>in sea ice coverage and upper ocean dynamics. These results will contribute to our<br/>understanding of how these processes may respond to ongoing changes in the physical<br/>environment as climate change proceeds. The following literature review gives<br/>an overview about the oceanography of the Arctic Ocean and its shelf seas to set the<br/>scene for the ongoing and predicted future changes for nutrient cycling and primary<br/>production."]},{"key":"dc:title","label":"Title","values":["Nitrogen uptake and phytoplankton productivity in the changing Barents Sea"]}]}],"canonical_facts":{"dc:contributor.advisor":["Davidson, Keith","Pritchard, Antonia"],"dc:contributor.sponsor":["NERC"],"dc:creator":["Braun, Judith"],"dc:date":["2022-8-10"],"dc:date.issued":["2022-8-10"],"dc:description.abstract":["The Arctic has experienced rapid warming in recent decades, with a significant reduction<br/>in sea ice extent and duration as a result. These sea ice changes and the resultant<br/>changes in ocean mixing are affecting nutrient supply, uptake and cycling and will<br/>have large-scale consequences for the distribution and magnitude of primary production<br/>throughout the Arctic Ocean. The objective of this study is to quantify nitrogen<br/>uptake and phytoplankton productivity in the marginal ice zone of the Barents<br/>Sea during winter, spring, and summer 2018, in the context of the seasonal transition<br/>in sea ice coverage and upper ocean dynamics. These results will contribute to our<br/>understanding of how these processes may respond to ongoing changes in the physical<br/>environment as climate change proceeds. 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