The Influence of Historical and Potential Future Deforestation on The
Journal of Hydrology 369 (2009) 165–174 Contents lists available at ScienceDirect Journal of Hydrology journal homepage: www.elsevier.com/locate/jhydrol The influence of historical and potential future deforestation on the stream flow of the Amazon River – Land surface processes and atmospheric feedbacks Michael T. Coe a,*, Marcos H. Costa b, Britaldo S. Soares-Filho c a The Woods Hole Research Center, 149 Woods Hole Rd., Falmouth, MA 02540, USA b The Federal University of Viçosa, Viçosa, MG, 36570-000, Brazil c The Federal University of Minas Gerais, Belo Horizonte, MG, Brazil article info summary Article history: In this study, results from two sets of numerical simulations are evaluated and presented; one with the Received 18 June 2008 land surface model IBIS forced with prescribed climate and another with the fully coupled atmospheric Received in revised form 27 October 2008 general circulation and land surface model CCM3-IBIS. The results illustrate the influence of historical and Accepted 15 February 2009 potential future deforestation on local evapotranspiration and discharge of the Amazon River system with and without atmospheric feedbacks and clarify a few important points about the impact of defor- This manuscript was handled by K. estation on the Amazon River. In the absence of a continental scale precipitation change, large-scale Georgakakos, Editor-in-Chief, with the deforestation can have a significant impact on large river systems and appears to have already done so assistance of Phillip Arkin, Associate Editor in the Tocantins and Araguaia Rivers, where discharge has increased 25% with little change in precipita- tion. However, with extensive deforestation (e.g.
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