Search Results - "Pailles, Christine"
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Transfer, Transformation, and Impacts of Ceria Nanomaterials in Aquatic Mesocosms Simulating a Pond Ecosystem
Published in Environmental science & technology (19-08-2014)“…Mesocosms are an invaluable tool for addressing the complex issue of exposure during nanoecotoxicological testing. This experimental strategy was used to take…”
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Palaeohydrological changes recorded from a small Moroccan Middle Atlas pond during the last 6000 cal. yr BP: a multi-proxy study
Published in Journal of paleolimnology (01-03-2021)“…The perennial and seasonal wetland diversity of the Moroccan Middle Atlas region provides a valuable “test-bed” for understanding the response of different…”
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The African Holocene Humid Period in the Tibesti mountains (central Sahara, Chad): Climate reconstruction inferred from fossil diatoms and their oxygen isotope composition
Published in Quaternary science reviews (15-05-2023)“…The climate of the African Holocene Humid Period (AHHP) is reconstructed in the Tibesti Volcanic Massif (TVM) in the central Sahara from well-preserved…”
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Climate ultrastructure and aquatic community response to Heinrich Stadials (HS5a-HS1) in the continental northern Neotropics
Published in Quaternary science reviews (01-10-2018)“…We reconstruct environmental conditions of the period 53-14 kyr BP in the continental northern Neotropical region. We evaluate in detail the magnitude of…”
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A diatom-based predictive model for inferring past conductivity in Chadian Sahara lakes
Published in Journal of paleolimnology (01-03-2023)“…For decades, diatoms have been recognized as powerful bio-indicators of modern water quality. They have also been utilized in the design of transfer functions,…”
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Phytoliths indicate significant arboreal cover at Sahelanthropus type locality TM266 in northern Chad and a decrease in later sites
Published in Journal of human evolution (01-05-2017)“…We analyzed phytolith and diatom remains preserved at 45 Miocene and Pliocene localities dated between 8 and 1 Ma in northern Chad (16–17°N). Some of these…”
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Multiproxy analyses of Lake Allos reveal synchronicity and divergence in geosystem dynamics during the Lateglacial/Holocene in the Alps
Published in Quaternary science reviews (15-04-2018)“…Palaeoenvironmental reconstructions of ecosystem responses to external forcing are generally limited by the difficulty of understanding the geosystem as a…”
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An adaptable mesocosm platform for performing integrated assessments of nanomaterial risk in complex environmental systems
Published in Scientific reports (08-07-2014)“…Physical-chemists, (micro)biologists and ecologists need to conduct meaningful experiments to study the environmental risk of engineered nanomaterials with…”
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9
Role of molting on the biodistribution of CeO2 nanoparticles within Daphnia pulex
Published in Water research (Oxford) (01-08-2013)“…As all arthropods, microcrustaceans shed their chitinous exoskeleton (cuticule, peritrophic membrane) to develop and grow. While the molting is the most…”
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Diatom-oxygen isotope record from high-altitude Lake Petit (2200 m a.s.l.) in the Mediterranean Alps: shedding light on a climatic pulse at 4.2 ka
Published in Climate of the past (07-02-2019)“…In the Mediterranean area, the 4.2 ka BP event is recorded with contrasting expressions between regions. In the southern Alps, the high-altitude Lake Petit…”
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Bioindicators of climate and trophic state in lowland and highland aquatic ecosystems of the Northern Neotropics
Published in Revista de biología tropical (01-06-2013)“…Chironomids, diatoms and microcrustaceans that inhabit aquatic ecosystems of the Northern Neotropics are abundant and diverse. Some species are highly…”
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I-n-Atei palaeolake documents past environmental changes in central Sahara at the time of the “Green Sahara”: Charcoal, carbon isotope and diatom records
Published in Palaeogeography, palaeoclimatology, palaeoecology (01-01-2016)“…During the ‘Green Sahara event’, water bodies developed throughout the Sahara and Sahel, reflecting the enhanced influence of the Atlantic monsoon rainfall…”
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Novel insights from coleopteran and pollen evidence into the Lateglacial/Holocene transition in Aubrac, French Massif Central
Published in Palaeogeography, palaeoclimatology, palaeoecology (01-12-2016)“…The aim of this study is to describe the environmental and climate changes that occurred in the mountains of Aubrac at the transition between the Lateglacial…”
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14
Evidence of moist niches in the Bolivian Andes during the mid-Holocene arid period
Published in Holocene (Sevenoaks) (01-11-2013)“…To examine the climate of the mid-Holocene and early human settings in the Andes when the Altiplano was recording the most arid phase of the Holocene, we…”
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Lake Chad sedimentation and environments during the late Miocene and Pliocene: New evidence from mineralogy and chemistry of the Bol core sediments
Published in Journal of African earth sciences (1994) (01-06-2016)“…This study presents mineralogical and geochemical data from a borehole drilled near the locality of Bol (13°27′N, 14°44′E), in the eastern archipelago of the…”
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High-resolution paleolimnology opens new management perspectives for lakes adaptation to climate warming
Published in Frontiers in ecology and evolution (07-07-2015)“…Varved lake sediments provide opportunities for high-resolution paleolimnological investigations that may extend monitoring surveys in order to target priority…”
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Diatom, phytolith, and pollen records from a 10Be/9Be dated lacustrine succession in the Chad basin: Insight on the Miocene–Pliocene paleoenvironmental changes in Central Africa
Published in Palaeogeography, palaeoclimatology, palaeoecology (01-07-2015)“…A discontinuous 200m-long borehole drilled in the Bol Archipelago (13°N, Lake Chad) provided 25 samples, which were dated using the 10Be/9Be method and…”
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Entomoneis calixasini sp. nov., a new fossil diatom from the Turkish Marmara Sea sediments
Published in Diatom research (01-01-2014)“…A new fossil diatom with a well-developed raphe-bearing keel and continuous junction line in the strongly bilobate wings is described as Entomoneis calixasini…”
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19
Tracing the source of sediment and phosphorus into the Great Barrier Reef lagoon
Published in Earth and planetary science letters (01-05-2003)“…Neodymium and strontium isotopic systematics show that terrestrial phosphorus (P) entering the inner Great Barrier Reef (GBR) is dominated by the transport and…”
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New fossil genus and new extant species of diatoms (Stephanodiscaceae, Bacillariophyceae) from Pleistocene sediments in the Neotropics (Guatemala, Central America): adaptation to a changing environment?
Published in European journal of taxonomy (30-11-2020)“…Several taxa of Stephanodiscaceae were found in the upper section of Pleistocene sediments from Lake Petén-Itzá (Guatemala). A new fossil genus Cyclocostis…”
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