Zobrazeno 1 - 10 of 53 pro vyhledávání: '"Lenka Baratoux"'
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Akademický článek
Recent expansion of artisanal gold mining along the Bandama River (Côte d’Ivoire)
Autor: Ndeye Marame Ngom, Modou Mbaye, David Baratoux, Lenka Baratoux, Kouassi Ernest Ahoussi, Jean Kan Kouame, Gayane Faye, El Hadji Sow
Publikováno v: International Journal of Applied Earth Observations and Geoinformation, Vol 112, Iss , Pp 102873- (2022)
Recent development of small-scale gold mining activities in Côte d’Ivoire is a serious threat to the environment because of deforestation, soil scrapping, pit mining, over-use of water resources and pollution of surface and ground waters by mercur
Externí odkaz: https://doaj.org/article/94b60bc7d8b94643adc070cd9eb3e51f
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2
Artisanal Exploitation of Mineral Resources: Remote Sensing Observations of Environmental Consequences, Social and Ethical Aspects
Autor: Ndeye Marame Ngom, David Baratoux, Matthieu Bolay, Anna Dessertine, Abdoulatif Abass Saley, Lenka Baratoux, Modou Mbaye, Gayane Faye, Alphonse Kouakou Yao, Kan Jean Kouamé
Publikováno v: Ngom, Ndeye Marame; Baratoux, David; Bolay, Matthieu; Dessertine, Anna; Abass Saley, Abdoulatif; Baratoux, Lenka; Mbaye, Modou; Faye, Gayane; Yao, Alphonse Kouakou; Kouamé, Kan Jean (2023). Artisanal Exploitation of Mineral Resources: Remote Sensing Observations of Environmental Consequences, Social and Ethical Aspects. Surveys in geophysics, 44(1), pp. 225-247. Springer 10.1007/s10712-022-09740-1
Surveys in Geophysics
Surveys in Geophysics, 2022, ⟨10.1007/s10712-022-09740-1⟩
Since the rise of the gold price in 2000, artisanal and small-scale gold mining (ASGM) is a growing economic activity in developing countries. It represents a source of income for several millions of people in West Africa. Exploitation techniques hav
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::34287e8f74aac3e40b4b6244480ed7d6
https://doi.org/10.1007/s10712-022-09740-1
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3
A tectonic model for the juxtaposition of granulite- and amphibolite-facies rocks in the Eburnean collision in the orogenic belt (Sassandra-Cavally domain, Côte d’Ivoire)
Autor: Augustin Yao Koffi, Lenka Baratoux, Pavel Pitra, Alain Nicaise Kouamelan, Olivier Vanderhaeghe, Nicolas Thébaud, Olivier Bruguier, Sylvain Block, Hervé Jean-Luc Fossou Kouadio, Jacques Kone
Publikováno v: Bulletin de la Société Géologique de France
Bulletin de la Société Géologique de France, In press, ⟨10.1051/bsgf/2023007⟩
The Sassandra-Cavally (SASCA) domain (SW Côte d’Ivoire) marks the transition between the Archaean Kenema-Man craton and the Palaeoproterozoic (Rhyacian) Baoule-Mossi terranes. It is characterized by the tectonic juxtaposition of granulite-facies a
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8a465131b04b7676e6df780289b1df85
https://insu.hal.science/insu-04119067
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5
Archean to Paleoproterozoic crustal evolution in the Sassandra-Cavally domain (Côte d’Ivoire, West Africa): Insights from Hf and U-Pb zircon analyses
Autor: Augustin Y. Koffi, Nicolas Thébaud, Alain N. Kouamelan, Lenka Baratoux, Olivier Bruguier, Olivier Vanderhaeghe, Pavel Pitra, Anthony I.S. Kemp, Noreen J. Evans
Publikováno v: Precambrian Research
Precambrian Research, 2022, 382, pp.106875. ⟨10.1016/j.precamres.2022.106875⟩
International audience; Crustal evolution in the south West African Craton is dominated by a significant input of juvenile material into the crust at ca. 2.1 Ga and it remains unclear how much of the Paleoproterozoic continental mass was influenced b
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4915f79a1667ecdb8dff4f60dbc22610
https://insu.hal.science/insu-03820412
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6
The K and Th concentration in the Martian crust: insights from multi-scale analyses
Autor: Lenka Baratoux, Olivier Vanderhaeghe, Fall Makhoudia, Pierre-Yves Meslin, P. Ndiaye, David Baratoux, Mark Jessell, Jean-François Moyen
The univariate statistics of potassium (K) and thorium (Th) concentrations in the oceanic and continental crust of the Earth has been recently investigated from geochemical databases and airborne r...
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::267619376c77ac21d7ea51e0e2202ffe
https://doi.org/10.1002/essoar.10508372.1
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The Impact of Measurement Scale on the Univariate Statistics of K, Th, and U in the Earth Crust
Autor: Mark Jessell, P.-Y. Meslin, Anne-Sylvie André-Mayer, Makhoudia Fall, Jean-François Moyen, David Baratoux, Olivier Vanderhaeghe, K. Boamah, P. Ndiaye, Lenka Baratoux
Publikováno v: Earth and Space Science
Earth and Space Science, 2021, 8, 308, p. 21-41. ⟨10.1029/2021EA001786⟩
Earth and Space Science, Vol 8, Iss 9, Pp n/a-n/a (2021)
International audience; The univariate statistics of Potassium (K), thorium (Th), and uranium (U) concentrations, in the Earth's oceanic and continental crust are examined by different techniques. The frequency distributions of the concentrations of
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6a6d579516c1bdea759918e9bc88d2b3
https://doi.org/10.1029/2021ea001786
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8
West Africa in Rodinia: High quality paleomagnetic pole from the ~ 860 Ma Manso dyke swarm (Ghana)
Autor: Mélina Macouin, Cristiano Lana, Patrick Asamoah Sakyi, Anani Ayite, Arnaud Proietti, Emmanuel K. Adu, Ricardo I.F. Trindade, Sonia Rousse, Lenka Baratoux, Carmen I. Martínez Dopico, Marco Antônio Leandro Silva, Caroline Sanchez, Prince Ofori Amponsah, Paul Yves Jean Antonio, Anne-Sophie Firmin
Publikováno v: Gondwana Research
Gondwana Research, Elsevier, 2021, 94, pp.28-43. ⟨10.1016/j.gr.2021.02.010⟩
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Gondwana Research, 2021, 94, pp.28-43. ⟨10.1016/j.gr.2021.02.010⟩
International audience; The paleogeography of the Meso-Neoproterozoic Rodinia supercontinent remains debated partly because many stable cratons still lack reliable paleomagnetic data for this period. A new geochronological and paleomagnetic study was
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2e832acc97e876a9b2b7ed67257fc806
https://hal-insu.archives-ouvertes.fr/insu-03401899
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9
New models for geoscience higher education in West Africa
Autor: Anthony Maduekwe, Mark Jessell, Luc Siebenaller, François Morou Ouedraogo, Joe Cucuzza, Kim A.A. Hein, Mababa Diagne, David Baratoux, Lenka Baratoux, El Hajdi Sow, Adele Seymon
Publikováno v: Journal of African Earth Sciences. 148:99-108
The challenges facing government-funded higher education institutions in West Africa in response to the demand for mineral resources require a spectrum of responses aligned with the multinational development programs. Efforts to meet the demands of i
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3cc9fe19d35ec435962d38e5d35c4051
https://doi.org/10.1016/j.jafrearsci.2017.12.011
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