Search Results - "Bonaglia, S."
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Meiofauna increases bacterial denitrification in marine sediments
Published in Nature communications (16-10-2014)“…Denitrification is a critical process that can alleviate the effects of excessive nitrogen availability in aquatic ecosystems subject to eutrophication. An…”
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Seasonal oxygen, nitrogen and phosphorus benthic cycling along an impacted Baltic Sea estuary: regulation and spatial patterns
Published in Biogeochemistry (01-06-2014)“…The regulatory roles of temperature, eutrophication and oxygen availability on benthic nitrogen (N) cycling and the stoichiometry of regenerated nitrogen and…”
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3
Fueling of a marine-terrestrial ecosystem by a major seabird colony
Published in Scientific reports (22-09-2020)“…Seabirds redistribute nutrients between different ecosystem compartments and over vast geographical areas. This nutrient transfer may impact both local…”
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Effect of reoxygenation and Marenzelleria spp. bioturbation on Baltic Sea sediment metabolism
Published in Marine ecology. Progress series (Halstenbek) (22-05-2013)“…Nutrient reduction and the improvement of bottom water oxygen concentrations are thought to be key factors in the recovery of eutrophic aquatic ecosystems. The…”
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Aerobic and anaerobic nitrogen transformation processes in N 2 -fixing cyanobacterial aggregates
Published in The ISME Journal (2015)“…Colonies of N 2 -fixing cyanobacteria are key players in supplying new nitrogen to the ocean, but the biological fate of this fixed nitrogen remains poorly…”
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Transient bottom water oxygenation creates a niche for cable bacteria in long‐term anoxic sediments of the Eastern Gotland Basin
Published in Environmental microbiology (01-08-2018)“…Summary Cable bacteria have been reported in sediments from marine and freshwater locations, but the environmental factors that regulate their growth in…”
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Denitrification responses to increasing cadmium exposure in Baltic Sea sediments
Published in Aquatic toxicology (01-12-2019)“…•N2O and N2 production in sediment with Cd (0–500 μg/L) was regulated by oxygen.•The highest N2 production rates were measured in the highest Cd treatment…”
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Spatiotemporal patterns of N2 fixation in coastal waters derived from rate measurements and remote sensing
Published in Biogeosciences (2021)“…Coastal lagoons are important sites for nitrogen (N) removal via sediment burial and denitrification. Blooms of heterocystous cyanobacteria may diminish N…”
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Sulfide oxidation in deep Baltic Sea sediments upon oxygenation and colonization by macrofauna
Published in Marine biology (01-11-2019)“…Coastal and shelf sediments affected by transient or long-term bottom water anoxia and sulfidic conditions undergo drastic changes in macrofauna communities…”
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The fate of fixed nitrogen in marine sediments with low organic loading: an in situ study
Published in Biogeosciences (19-01-2017)“…Over the last decades, the impact of human activities on the global nitrogen (N) cycle has drastically increased. Consequently, benthic N cycling has mainly…”
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Oxygenation of an anoxic fjord basin strongly stimulates benthic denitrification and DNRA
Published in Biogeochemistry (01-11-2015)“…Hypoxia hampers eutrophication reduction efforts by enabling high nutrient fluxes from sediment to bottom waters. Oxygenation of hypoxic water bodies is often…”
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Methane Emissions in Seagrass Meadows as a Small Offset to Carbon Sequestration
Published in Journal of geophysical research. Biogeosciences (01-06-2023)“…Seagrass meadows are effective carbon sinks due to high primary production and sequestration in sediments. However, methane (CH4) emissions can partially…”
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