Search Results - "Pelletier, Bernard"
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Understanding the contribution of wild edible plants to rural social-ecological resilience in semi-arid Kenya
Published in Ecology and society (01-12-2014)“…Wild edible plants (WEPs) are known to make important contributions to food baskets and livelihoods in the smallholder and subsistence farming communities of…”
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From prodigious volcanic degassing to caldera subsidence and quiescence at Ambrym (Vanuatu): the influence of regional tectonics
Published in Scientific reports (11-12-2019)“…Eruptive activity shapes volcanic edifices. The formation of broad caldera depressions is often associated with major collapse events, emplacing conspicuous…”
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Microbial taxa related to natural hydrogen and methane emissions in serpentinite-hosted hyperalkaline springs of New Caledonia
Published in Frontiers in microbiology (06-07-2023)“…The southeastern part of New Caledonia main island (Grande Terre) is the location of a large ophiolitic formation that hosts several hyperalkaline springs…”
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Acetoanaerobium pronyense sp. nov., an anaerobic alkaliphilic bacterium isolated from a carbonate chimney of the Prony Hydrothermal Field (New Caledonia)
Published in International journal of systematic and evolutionary microbiology (01-08-2015)“…A novel anaerobic bacterial strain, ST07-YET, was isolated from a carbonate chimney of the Prony Hydrothermal Field (PHF) in New Caledonia. Cells were…”
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Comparing the role of absolute sea-level rise and vertical tectonic motions in coastal flooding, Torres Islands (Vanuatu)
Published in Proceedings of the National Academy of Sciences - PNAS (09-08-2011)“…Since the late 1990s, rising sea levels around the Torres Islands (north Vanuatu, southwest Pacific) have caused strong local and international concern. In…”
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Metagenomic and PCR-Based Diversity Surveys of [FeFe]-Hydrogenases Combined with Isolation of Alkaliphilic Hydrogen-Producing Bacteria from the Serpentinite-Hosted Prony Hydrothermal Field, New Caledonia
Published in Frontiers in microbiology (30-08-2016)“…High amounts of hydrogen are emitted in the serpentinite-hosted hydrothermal field of the Prony Bay (PHF, New Caledonia), where high-pH (~11), low-temperature…”
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Fermentative hydrogen production by a new alkaliphilic Clostridium sp. (strain PROH2) isolated from a shallow submarine hydrothermal chimney in Prony Bay, New Caledonia
Published in International journal of hydrogen energy (20-11-2014)“…The hydrogen-producing strain PROH2 pertaining to the genus Clostridium was successfully isolated from a shallow submarine hydrothermal chimney (Prony Bay, New…”
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Predecessors to the 2009 South Pacific tsunami in the Wallis and Futuna archipelago
Published in Earth-science reviews (01-07-2011)“…Multi-proxy studies of trench sediments from Futuna island, in the Wallis and Futuna archipelago, have produced a record of two palaeotsunamis dated to around…”
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Mineralizing Filamentous Bacteria from the Prony Bay Hydrothermal Field Give New Insights into the Functioning of Serpentinization-Based Subseafloor Ecosystems
Published in Frontiers in microbiology (31-01-2017)“…Despite their potential importance as analogs of primitive microbial metabolisms, the knowledge of the structure and functioning of the deep ecosystems…”
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Vallitalea pronyensis sp. nov., isolated from a marine alkaline hydrothermal chimney
Published in International journal of systematic and evolutionary microbiology (01-04-2014)“…A novel thermotolerant, anaerobic, Gram-stain-positive, spore-forming bacterium was isolated from a hydrothermal chimney in Prony Bay, New Caledonia. This…”
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Microbial diversity in a submarine carbonate edifice from the serpentinizing hydrothermal system of the Prony Bay (New Caledonia) over a 6-year period
Published in Frontiers in microbiology (27-08-2015)“…Active carbonate chimneys from the shallow marine serpentinizing Prony Hydrothermal Field were sampled 3 times over a 6 years period at site ST09. Archaeal and…”
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Procaryotic Diversity and Hydrogenotrophic Methanogenesis in an Alkaline Spring (La Crouen, New Caledonia)
Published in Microorganisms (Basel) (01-07-2021)“…(1) Background: The geothermal spring of La Crouen (New Caledonia) discharges warm (42 °C) alkaline water (pH~9) enriched in dissolved nitrogen with traces of…”
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A coral-based reconstruction of sea surface salinity at Sabine Bank, Vanuatu from 1842 to 2007 CE
Published in Paleoceanography (01-09-2012)“…Climate variability associated with the El Niño Southern Oscillation (ENSO) results in large sea‐surface temperature (SST) and sea‐surface salinity (SSS)…”
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Impact of the 29 September 2009 South Pacific tsunami on Wallis and Futuna
Published in Marine geology (15-06-2010)“…The 29 September 2009 South Pacific tsunami reached the islands of Futuna and Alofi, 650 km to the west of its origin, between 7 and 7:20 am on 30 September,…”
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Spatial distribution of microbial communities in the shallow submarine alkaline hydrothermal field of the Prony Bay, New Caledonia
Published in Environmental microbiology reports (01-12-2014)“…Summary The shallow submarine hydrothermal field of the Prony Bay (New Caledonia) discharges hydrogen‐ and methane‐rich fluids with low salinity, temperature…”
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Modern carbonate sedimentary facies on the outer shelf and slope around New Caledonia
Published in The island arc (01-03-2015)“…We investigated surface carbonate sediments at 33 sites on the outer shelf and slope around New Caledonia (163°–167°E, 20°–23°S), at water depths of 75–720 m…”
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Current tectonics of the Tonga–New Hebrides region
Published in Earth and planetary science letters (15-12-1998)“…This paper proposes a present-day tectonic map of the Tonga–New Hebrides region, the result of combining data from bathymetry, satellite-derived gravity,…”
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New insights on the tectonics along the New Hebrides subduction zone based on GPS results
Published in Journal of Geophysical Research (01-06-2003)“…At the New Hebrides (NH) subduction zone, ridges born by the subducting Australia plate enter the trench and collide with the overriding margin. Results from…”
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FACTORS THAT INFLUENCE ADOPTION OF INTEGRATED SOIL FERTILITY AND WATER MANAGEMENT PRACTICES BY SMALLHOLDER FARMERS IN THE SEMI-ARID AREAS OF EASTERN KENYA
Published in Tropical and subtropical agroecosystems (01-05-2017)“…In arid and semi-arid lands (ASALs), low adoption of integrated soil fertility and water management (ISFWM) technologies has contributed to food and nutrition…”
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Coseismic and long-term vertical displacement due to back arc shortening, central Vanuatu: Offshore and onshore data following the M w 7.5, 26 November 1999 Ambrym earthquake
Published in Journal of Geophysical Research - Solid Earth (08-11-2003)“…This paper presents a combined analysis of data collected both onshore and offshore in the epicentral region of the M w 7.5, 26 November 1999, Ambrym…”
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