{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Schroth AW"],"funding":["Science Earth Science System NASA","National Aeronautics and Space Administration","Joint Institute for the Study of the Atmosphere and Ocean","National Science Foundation","National Oceanic and Atmospheric Administration"],"pagination":["5053-5061"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC7340097"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["44(10)"],"pubmed_abstract":["Our understanding of glacial flour dust storm delivery of iron to the Gulf of Alaska (GoA) is limited. Here we interpret concurrent time series satellite, meteorological, and aerosol geochemical data from the GoA to examine how interannual variability in regional weather patterns impacts offshore aerosol glacial Fe deposition. In 2011, when a northerly Aleutian Low (AL) was persistent during fall, dust emission was suppressed and highly intermittent due to prevalent wet conditions, low winds, and a deep early season snowpack. Conversely, in 2012, frequent and prolonged fall dust storms and high offshore glacial Fe transport were driven by dry conditions and strong offshore winds generated by persistent strong high pressure over the Alaskan interior and Bering Sea and a southerly AL. Twenty-five-fold interannual variability in regional offshore glacial aerosol Fe deposition indicates that glacial dust's impact on GoA nutrient budgets is highly dynamic and particularly sensitive to regional climate forcing."],"journal":["Geophysical research letters"],"pubmed_title":["Atmospheric deposition of glacial iron in the Gulf of Alaska impacted by the position of the Aleutian Low."],"pmcid":["PMC7340097"],"funding_grant_id":["EPS‐1101317","OIA 1556770","NNX10AU07G","NA10OAR4320148 and NA15OAR4320063","NA15OAR4320063","EPS‐IIA1330446","EAR‐1561014","NA10OAR4320148"],"pubmed_authors":["Gasso S","Campbell RW","Crusius J","Buck NJ","Moy CM","Resing JA","Schroth AW"],"additional_accession":[]},"is_claimable":false,"name":"Atmospheric deposition of glacial iron in the Gulf of Alaska impacted by the position of the Aleutian Low.","description":"Our understanding of glacial flour dust storm delivery of iron to the Gulf of Alaska (GoA) is limited. Here we interpret concurrent time series satellite, meteorological, and aerosol geochemical data from the GoA to examine how interannual variability in regional weather patterns impacts offshore aerosol glacial Fe deposition. In 2011, when a northerly Aleutian Low (AL) was persistent during fall, dust emission was suppressed and highly intermittent due to prevalent wet conditions, low winds, and a deep early season snowpack. Conversely, in 2012, frequent and prolonged fall dust storms and high offshore glacial Fe transport were driven by dry conditions and strong offshore winds generated by persistent strong high pressure over the Alaskan interior and Bering Sea and a southerly AL. Twenty-five-fold interannual variability in regional offshore glacial aerosol Fe deposition indicates that glacial dust's impact on GoA nutrient budgets is highly dynamic and particularly sensitive to regional climate forcing.","dates":{"release":"2017-01-01T00:00:00Z","publication":"2017 May","modification":"2025-04-04T14:25:36.815Z","creation":"2020-07-11T07:06:32Z"},"accession":"S-EPMC7340097","cross_references":{"pubmed":["32636573"],"doi":["10.1002/2017gl073565"]}}