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Upper amazon channel migration



FNatur-, w,ssenschaften Naturwissenschaften 79, 75- 79 (1992) © Springer-Verlag 1992 Implications for Vegetation Perturbance and Succession Using Bitemporal Landsat MSS Images R. Kalliola, J. Salo, M. Puhakka, and M. Rajasilta Department of Biology, University of Turku, SF-20500 Turku, Finland T. H~me Technical Research Centre of Finland, SF-02150 Espoo, Finland R. J. Neller Department of Geography, The Chinese University of Hong Kong, Shatin, N. T., Hong Kong M. E. R~is~nen Department of Quaternary Geology, University of Turku, SF-20500 Turku, Finland W. A. Danjoy Arias Oficina Nacional de Evaluaci6n de Recursos Naturales, Urbanisacion el Palomar, San Isidro, Lima, Peru It has been estimated that 12 °7o of the Amazonian lowlands (100-500 m a.s.1.) in Peru is composed of contemporary floodplains and that forest regeneration dynamics within these areas are subject to strong fluviodynamic control [1]. Moreover, new evidence is rapidly accumulating suggesting that large areas in the western Amazon foreland basin are characterized by active Pleistocene-Holocene fluvial activity, typified by channel migration, avulsion (the abandonment of floodplains), and widespread sedimentation [2, 3]. In turn, these processes appear to be regulated by foreland activity of the eastern Andean thrust and fold belt [4]. For this reason, it seems evident that fluvial



NaturwissenschaftenSpringer Journals

Published: Feb 1, 1992

DOI: 10.1007/BF01131806

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