Search Results - "Lubelczyk, Laura"
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Decoupling of respiration rates and abundance in marine prokaryoplankton
Published in Nature (London) (22-12-2022)“…The ocean–atmosphere exchange of CO 2 largely depends on the balance between marine microbial photosynthesis and respiration. Despite vast taxonomic and…”
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Factors regulating the Great Calcite Belt in the Southern Ocean and its biogeochemical significance
Published in Global biogeochemical cycles (01-08-2016)“…The Great Calcite Belt (GCB) is a region of elevated surface reflectance in the Southern Ocean (SO) covering ~16% of the global ocean and is thought to result…”
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Vertical Distributions of Coccolithophores, PIC, POC, Biogenic Silica, and Chlorophyll a Throughout the Global Ocean
Published in Global biogeochemical cycles (01-01-2018)“…Coccolithophores are a critical component of global biogeochemistry, export fluxes, and seawater optical properties. We derive globally significant…”
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Species-resolved, single-cell respiration rates reveal dominance of sulfate reduction in a deep continental subsurface ecosystem
Published in Proceedings of the National Academy of Sciences - PNAS (09-04-2024)“…Rates of microbial processes are fundamental to understanding the significance of microbial impacts on environmental chemical cycling. However, it is often…”
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The influence of environmental variability on the biogeography of coccolithophores and diatoms in the Great Calcite Belt
Published in Biogeosciences (07-11-2017)“…The Great Calcite Belt (GCB) of the Southern Ocean is a region of elevated summertime upper ocean calcite concentration derived from coccolithophores, despite…”
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Coccolith dissolution within copepod guts affects fecal pellet density and sinking rate
Published in Scientific reports (27-06-2018)“…The most common biomineral produced in the contemporary ocean is calcium carbonate, including the polymorph calcite produced by coccolithophores. The surface…”
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Calcification of an estuarine coccolithophore increases with ocean acidification when subjected to diurnally fluctuating carbonate chemistry
Published in Marine ecology. Progress series (Halstenbek) (09-08-2018)“…Ocean acidification has the capacity to impact future coccolithophore growth, photosynthesis, and calcification, but experimental culture work with…”
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Coccolithophore distributions of the North and South Atlantic Ocean
Published in Deep-sea research. Part I, Oceanographic research papers (01-09-2019)“…We present average coccolithophore and associated biogeochemical results from ten Atlantic Meridional Transect (AMT) cruises between 50oN-50oS, results that…”
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Saturation Approach to Determine Grazing Mortality in Picoeukaryote and Synechococcus Populations
Published in Frontiers in Marine Science (17-03-2022)“…A substantial component of phytoplankton production in the oceans is channeled through protistan grazers but understanding what dictates the magnitude of this…”
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Massive Phytoplankton Blooms Under Arctic Sea Ice
Published in Science (American Association for the Advancement of Science) (15-06-2012)“…Phytoplankton blooms over Arctic Ocean continental shelves are thought to be restricted to waters free of sea ice. Here, we document a massive phytoplankton…”
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Toward a quantitative and empirical dissolved organic carbon budget for the Gulf of Maine, a semienclosed shelf sea
Published in Global biogeochemical cycles (01-02-2016)“…A time series of organic carbon export from Gulf of Maine (GoM) watersheds was compared to a time series of biological, chemical, bio‐optical, and hydrographic…”
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Inter-laboratory validation of the serial dilution culture—most probable number method for enumerating viable phytoplankton
Published in Journal of applied phycology (01-02-2019)“…The most probable number (MPN) assay is used to enumerate viable phytoplankton in the 10–50 μm size range for Type Approval of ballast water management…”
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