Etudes palynologiques dans le bassin du Tchad et paleoclimatologie de l'afrique nord-tropicale de 30 000 ans a l'epoque actuelle
Graphs, illus., maps, tables. Bibliography p. 557-586. Summary (Fr). Issued also as a thesis submitted to the Universite des Sciences et Techniques du Languedoc, Montpellier, 26 Jun 1980
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| Format: | Texto biblioteca |
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Paris (France) ORSTOM
1981
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| Subjects: | PALYNOLOGY, CLIMATOLOGY, WATERSHEDS, HISTORY, POLLEN, GEOLOGY, SAHEL, NIGER RIVER, SAHARA DESERT, SEDIMENT, PRECIPITATION, SUDANO SAHELIAN REGION, PALYNOLOGIE, CLIMATOLOGIE, PALINOLOGIA, CLIMATOLOGIA, BASSIN VERSANT, HISTOIRE, GEOLOGIE, FLEUVE NIGER, DESERT DU SAHARA, ZONE SOUDANO SAHELIENNE, CUENCAS HIDROGRAFICAS, HISTORIA, POLEN, GEOLOGIA, RIO NIGER, DESIERTO DEL SAHARA, SEDIMENTO, PRECIPITACION ATMOSFERICA, REGION SUDANO SAHELIANA, |
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