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ACKNOWLEDGEMENT 
The authors acknowledge CNPq (grants 300677/91-0, 
382660/02-1, 380597/99-3) and FAPEMIG (grant # CRA 
00054/00) support. The authors wish to thank the 8th BEC 
(Brazilian Arm), IBAMA/MMA, SUDAM for logistic support. 
The pos-graduate student of Computer Science at INPE, Manoel 
A. Sousa Jünior, contributed with the algorithm for hierarchical 
segmentation of SAR images. This research is a partial result 
inside LBA LC-11 project, and the scientific cooperation 
between INPE and DSG (Diretoria do Servicgo Geográfico). 
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