Search Results - "Magand, Olivier"
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Global airborne microbial communities controlled by surrounding landscapes and wind conditions
Published in Scientific reports (08-10-2019)“…The atmosphere is an important route for transporting and disseminating microorganisms over short and long distances. Understanding how microorganisms are…”
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Atmospheric mercury concentrations observed at ground-based monitoring sites globally distributed in the framework of the GMOS network
Published in Atmospheric chemistry and physics (23-09-2016)“…Long-term monitoring of data of ambient mercury (Hg) on a global scale to assess its emission, transport, atmospheric chemistry, and deposition processes is…”
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Mercury isotope evidence for Arctic summertime re-emission of mercury from the cryosphere
Published in Nature communications (24-08-2022)“…During Arctic springtime, halogen radicals oxidize atmospheric elemental mercury (Hg 0 ), which deposits to the cryosphere. This is followed by a summertime…”
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Origin of water-soluble organic aerosols at the Maïdo high-altitude observatory, Réunion Island, in the tropical Indian Ocean
Published in Atmospheric chemistry and physics (24-11-2021)“…The tropical and subtropical Indian Ocean (IO) is expected to be a significant source of water-soluble organic aerosols (WSOAs), which are important factors…”
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Sunlight-driven nitrate loss records Antarctic surface mass balance
Published in Nature communications (25-07-2022)“…Standard proxies for reconstructing surface mass balance (SMB) in Antarctic ice cores are often inaccurate or coarsely resolved when applied to more…”
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Methods to Investigate the Global Atmospheric Microbiome
Published in Frontiers in microbiology (21-02-2019)“…The interplay between microbes and atmospheric physical and chemical conditions is an open field of research that can only be fully addressed using…”
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Understanding mercury oxidation and air–snow exchange on the East Antarctic Plateau: a modeling study
Published in Atmospheric chemistry and physics (05-11-2018)“…Distinct diurnal and seasonal variations of mercury (Hg) have been observed in near-surface air at Concordia Station on the East Antarctic Plateau, but the…”
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Author Correction: Global airborne microbial communities controlled by surrounding landscapes and wind conditions
Published in Scientific reports (06-02-2020)“…An amendment to this paper has been published and can be accessed via a link at the top of the paper…”
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Ground-based measurements of spatial and temporal variability of snow accumulation in East Antarctica
Published in Reviews of geophysics (1985) (01-06-2008)“…The East Antarctic Ice Sheet is the largest, highest, coldest, driest, and windiest ice sheet on Earth. Understanding of the surface mass balance (SMB) of…”
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Over a decade of atmospheric mercury monitoring at Amsterdam Island in the French Southern and Antarctic Lands
Published in Scientific data (28-11-2023)“…The Minamata Convention, a global and legally binding treaty that entered into force in 2017, aims to protect human health and the environment from harmful…”
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Bacterial characterization of the snow cover at Spitzberg, Svalbard
Published in FEMS microbiology ecology (01-02-2007)“…A sampling campaign was organized during spring 2004 in Spitzberg, Svalbard, in the area around the scientific base of Ny-Ålesund, to characterize the snow…”
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Acquisition of isotopic composition for surface snow in East Antarctica and the links to climatic parameters
Published in The cryosphere (15-04-2016)“…The isotopic compositions of oxygen and hydrogen in ice cores are invaluable tools for the reconstruction of past climate variations. Used alone, they give…”
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Spatial and temporal distributions of surface mass balance between Concordia and Vostok stations, Antarctica, from combined radar and ice core data: first results and detailed error analysis
Published in The cryosphere (31-05-2018)“…Results from ground-penetrating radar (GPR) measurements and shallow ice cores carried out during a scientific traverse between Dome Concordia (DC) and Vostok…”
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VELVET: an enclosure vegetation system to measure BVOC emission fingerprints in temperate and tropical climates
Published in Frontiers in environmental science (30-04-2024)“…The VELVET chamber, utilizing the vegetation enclosure technique, was used to measure biogenic volatile organic compound (BVOC) emissions from representative…”
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Seven-year monitoring of mercury in wet precipitation and atmosphere at the Amsterdam Island GMOS station
Published in Heliyon (01-03-2023)“…Mercury (Hg) fate and transport research requires more effort to obtain a deep knowledge of its biogeochemical cycle, particularly in the Southern Hemisphere…”
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Characterizing Atmospheric Transport Pathways to Antarctica and the Remote Southern Ocean Using Radon-222
Published in Frontiers in earth science (Lausanne) (08-11-2018)“…Chambers et al. Atmospheric Transport Pathways to Antarctica elemental mercury. These differences were largely attributed to chemical processes on the…”
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A mass budget and box model of global plastics cycling, degradation and dispersal in the land-ocean-atmosphere system
Published in Microplastics and nanoplastics (19-12-2022)“…Since 1950 humans have introduced 8300 teragrams (Tg, 10 12 g, millions of metric tons) of plastic polymers into the Earth’s surface environment. Accounting…”
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Influence of Oceanic Boundary Conditions in Simulations of Antarctic Climate and Surface Mass Balance Change during the Coming Century
Published in Journal of climate (01-03-2008)“…This article reports on high-resolution (60 km) atmospheric general circulation model simulations of the Antarctic climate for the periods 1981–2000 and…”
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A promising location in Patagonia for paleoclimate and paleoenvironmental reconstructions revealed by a shallow firn core from Monte San Valentín (Northern Patagonia Icefield, Chile)
Published in Journal of Geophysical Research - Atmospheres (27-08-2008)“…The study of past climate variability from ice core investigations has been largely developed both in polar areas over the past decades and, more recently, in…”
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