Search Results - "Alexis, Marie A."

Bacterial Number and Genetic Diversity in a Permafrost Peatland (Western Siberia): Testing a Link with Organic Matter Quality and Elementary Composition of a Peat Soil Profile by Aksenov, Andrey S., Shirokova, Liudmila S., Kisil, Oksana Ya, Kolesova, Sofiia N., Lim, Artem G., Kuzmina, Darya, Pouillé, Sophie, Alexis, Marie A., Castrec-Rouelle, Maryse, Loiko, Sergey V., Pokrovsky, Oleg S.

“…Permafrost peatlands, containing a sizable amount of soil organic carbon (OC), play a pivotal role in soil (peat) OC transformation into soluble and volatile…”
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Fingerprinting the elemental composition and chemodiversity of vegetation leachates: consequences for dissolved organic matter dynamics in Arctic environments by Allain, Alienor, Alexis, Marie A., Bridoux, Maxime C., Humbert, Guillaume, Agnan, Yannick, Rouelle, Maryse

“…Dissolved organic matter is a key compartment for biogeochemical cycles in the Arctic and Subarctic terrestrial environments. With changing vegetation…”
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Distribution of trace and major elements in subarctic ecosystem soils: Sources and influence of vegetation by Agnan, Yannick, Courault, Romain, Alexis, Marie A., Zanardo, Tony, Cohen, Marianne, Sauvage, Margaux, Castrec-Rouelle, Maryse

“…Artic and subarctic environments are particularly sensitive to climate change with a faster warming compared to other latitudes. Vegetation is changing but its…”
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Carbon and nitrogen stocks and distributions associated with different vegetation covers and soil profiles in Abisko, northern Sweden by Potier, Hugo M. G., Raynaud, Xavier, Agnan, Yannick, Allain, Alienor, Rouelle, Maryse, Vaury, Véronique, Abbadie, Luc, Alexis, Marie A.

“…The composition of vegetation cover in Arctic environments is evolving due to climate change. This study focused on estimating carbon and nitrogen stocks in…”
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The specific molecular signature of dissolved organic matter extracted from different arctic plant species persists after biodegradation by Allain, Alienor, Alexis, Marie A., Bridoux, Maxime C., Shirokova, Liudmila S., Payandi-Rolland, Dahédrey, Pokrovsky, Oleg S., Rouelle, Maryse

“…Dissolved organic matter (DOM) is a small but very reactive pool of organic matter (OM) in the environment. Its role is related to its composition, which…”
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The organic signature of an experimental meat-cooking fireplace: The identification of nitrogen compounds and their archaeological potential by Lejay, Mathieu, Alexis, Marie A., Quénéa, Katell, Anquetil, Christelle, Bon, François

“…•%Corg and %N reflect significant inputs of OM in sediments during fireplace operation.•Lipids and bulk OM mark the use of wood as fuel and the involvement of…”
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Thermal alteration of organic matter during a shrubland fire: A field study by Alexis, M.A., Rumpel, C., Knicker, H., Leifeld, J., Rasse, D., Péchot, N., Bardoux, G., Mariotti, A.

“…Vegetation fires profoundly alter the C cycle of terrestrial ecosystems, notably through the potential formation of highly stable pyrogenic structures…”
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