Zobrazeno 1 - 10
of 248
pro vyhledávání: '"VARIATION PLURIANNUELLE"'
Autor:
Jean-Louis Rajot, Amadou Abdourhamane Touré, Karimou Jean-Marie Ambouta, Béatrice Marticorena, Zibo Garba, Adamou Didier Tidjani, Christel Bouet
Publikováno v:
Physio-Géo, Vol 12, Pp 125-142 (2018)
Au Sahel, sous 500 mm de pluie annuelle, l'érosion éolienne constitue un facteur important de la dégradation de l'environnement. Elle cause des pertes en terre et réduit la productivité des sols. Ce travail, conduit dans le Sud-Ouest du Niger, v
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::70e34135f7f6a9ed00b8c38d002e1ebb
http://journals.openedition.org/physio-geo/6287
http://journals.openedition.org/physio-geo/6287
Autor:
Sané, T., Mering, C., Cormier Salem, Marie-Christine, Diédhiou, I., Ba, B.D., Diaw, A.T., Tine, A.K.
L'Afrique de l'Ouest subit, depuis plusieurs années, une dégradation des paysages agricoles. La forte variabilité climatique de ces dernières décennies est un des facteurs déterminants de ces transformations qui y sont observées. Les terroirs
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______932::a50cc043347154102cc575f1b3143be8
http://www.documentation.ird.fr/hor/fdi:010075997
http://www.documentation.ird.fr/hor/fdi:010075997
Publikováno v:
Physio-Géo, Vol 12, Pp 61-78 (2018)
Cet article étudie la variabilité spatio-temporelle des pluies du bassin versant du fleuve Kayanga/Gêba, transfrontalier entre la République de Guinée, le Sénégal et la Guinée-Bissau. L'homogénéisation et le comblement des lacunes ont été
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::21740164cca0148f1772be6272441146
http://www.documentation.ird.fr/hor/fdi:010073950
http://www.documentation.ird.fr/hor/fdi:010073950
Publikováno v:
Fisheries Research. 154:195-204
Sardinella spp. are the main species fished in Mauritanian waters. Logbook data (1991–2009) were used to standardise CPUE. This clearly revealed that the abundance of sardinella peaked in the warm season (July–September) which is the main, if not
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9fe3ab1550b9cd8c4d2251df4223cbcc
https://doi.org/10.1016/j.fishres.2014.02.020
https://doi.org/10.1016/j.fishres.2014.02.020
Publikováno v:
Fish Physiology and Biochemistry. 35:53-67
Patterns of commercial fish catches over the period from 1984 to 2006 were studied in the Loreto region and in Iquitos, which is the most important town of the region and the principal fish marketplace of the Peruvian Amazon. Despite important inter-
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dc8a03082f0a3114ef1c8d71d5e1cb4f
https://doi.org/10.1007/s10695-008-9212-7
https://doi.org/10.1007/s10695-008-9212-7
Autor:
Olivier Hamerlynck, Stéphanie Duvail
Publikováno v:
International Journal of Biometeorology. 52:33-42
The building of a large multipurpose dam is planned at Stiegler's Gorge on the Rufiji River (Tanzania). Both national and local authorities have strongly emphasised the flood control aspect of the dam as they see the Rufiji floods as a major constrai
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ea853952148953822e841e440215bdd6
https://doi.org/10.1007/s00484-007-0105-8
https://doi.org/10.1007/s00484-007-0105-8
Autor:
Laurent Kelle, Isabelle Nolibos, Jocelyn Thérèse, Nicolas Gratiot, Benoit de Thoisy, Ronald Wongsopawiro
Publikováno v:
Chelonian Conservation and Biology
Chelonian Conservation and Biology, Chelonian Research Foundation, 2007, 6 (1), pp.142 à 147. ⟨10.2744/1071-8443(2007)6[142:MONLTD]2.0.CO;2⟩
Chelonian Conservation and Biology, Chelonian Research Foundation, 2007, 6 (1), pp.142 à 147. ⟨10.2744/1071-8443(2007)6[142:MONLTD]2.0.CO;2⟩
International audience; Over 4 years, 2001–2004, leatherback-turtle monitoring was conducted on all the potential nesting sites in French Guiana. We estimated minimal leatherback turtle nest numbers of 23,107, 12,229, 13,480, 11,012, respectively.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e2bad2e914447e8edbd4e70058a6756e
https://doi.org/10.2744/1071-8443(2007)6[142:monltd]2.0.co
https://doi.org/10.2744/1071-8443(2007)6[142:monltd]2.0.co
Autor:
Lemoalle, Jacques, Sedick, A.
Le bilan en eau du lac est la différence entre les apports par la pluie et les rivières, et les pertes par évapotranspiration et infiltration vers les nappes souterraines. Il n'y a pas d'exutoire de surface. Le Chari est le principal contributeur
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______932::d99058962d7fcdba582e343472005d5f
http://www.documentation.ird.fr/hor/fdi:010064585
http://www.documentation.ird.fr/hor/fdi:010064585
Autor:
Frédéric Marin, Alexandre Ganachaud, Gérard Eldin, Sophie Cravatte, Christophe E. Menkès, Jerome Aucan, Elodie Kestenare, Jérôme Lefèvre
Publikováno v:
Journal of Marine Systems
Journal of Marine Systems, 2015, 148, pp.249-271. ⟨10.1016/j.jmarsys.2015.03.004⟩
Journal of Marine Systems, Elsevier, 2015, 148, pp.249-271. ⟨10.1016/j.jmarsys.2015.03.004⟩
Journal of Marine Systems, 2015, 148, pp.249-271. ⟨10.1016/j.jmarsys.2015.03.004⟩
Journal of Marine Systems, Elsevier, 2015, 148, pp.249-271. ⟨10.1016/j.jmarsys.2015.03.004⟩
The regional and near-coastal circulation around New Caledonia is investigated using a compilation of more than 20 years of observations. Velocity profiles acquired by Shipboard Acoustic Doppler Current Profiler (SADCP) during 109 research cruises an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::132120a5719e00c8b0ec08ca64c92efd
https://hal.science/hal-01496655
https://hal.science/hal-01496655
Autor:
Hu, D., Wu, L., Cai, W., Sen Gupta, A., Ganachaud, Alexandre, Qiu, B., Gordon, A.L., Lin, X., Chen, Z., Hu, S., Wang, G., Wang, Q., Sprintall, J., Qu, T., Kashino, Y., Wang, F., Kessler, W.S.
Pacific Ocean western boundary currents and the interlinked equatorial Pacific circulation system were among the first currents of these types to be explored by pioneering oceanographers. The widely accepted but poorly quantified importance of these
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______932::c562b35a8a5118f4653141ff03db2035
http://www.documentation.ird.fr/hor/fdi:010064542
http://www.documentation.ird.fr/hor/fdi:010064542