39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, 2002 1 Remote Sensing for substantive water management.

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39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Remote Sensing for substantive water management in arid and semi-arid areas The Brazilian Experience Evlyn Novo Remote Sensing Division National Institute for Space Research-Brazil

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Summary  Water management issues in the Brazilian arid and semi-arid region  Institutional Setting Brazilian agencies using RS for water managementBrazilian agencies using RS for water management  Remote Sensing Applications Desertification assessmentDesertification assessment Crop irrigation monitoringCrop irrigation monitoring Aquaculture zoningAquaculture zoning CartographyCartography Reservoir managementReservoir management

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Brazilian arid and semi-arid region  km 2 to km 2  10 states  1257 municipalities  20 million inhabitants  artesian wells  active artesian wells  ha of irrigated land

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Water management issues  Land degradation and desertification  Crop irrigation & salinization  Soil erosion & reservoir silting  Hydroelectric power generation  Urbanization & drinking water shortage

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Institutional setting  Federal Agencies Water Resources Secretariat at the Ministry of Environment,Water Resources and Legal Amazon (MMA)Water Resources Secretariat at the Ministry of Environment,Water Resources and Legal Amazon (MMA)  National Desertification Plan Semi-arid Research Unity (CPATSA) of the Brazilian Agricultural Research Corporation (EMBRAPA)Semi-arid Research Unity (CPATSA) of the Brazilian Agricultural Research Corporation (EMBRAPA)  Crop irrigation, soil degradation National Water Agency (ANA)National Water Agency (ANA)  National Water Research Program Brazilian Geological Survey (CPRM) at the Ministry of Mines and Energy (MME)Brazilian Geological Survey (CPRM) at the Ministry of Mines and Energy (MME)  Ground water survey in the Brazilian semi-arid region National Electric Energy Agency (ANEEL) - MMENational Electric Energy Agency (ANEEL) - MME  Electric Energy Production and Consumption Legislation Enforcement

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Institutional setting  Regional Agencies S.Francisco River Basin Development Company (CODEVASF)S.Francisco River Basin Development Company (CODEVASF)  strategies for reducing water use conflict  State Agencies Ceara Meteorology and Water Resources Institute (FUNCEME)Ceara Meteorology and Water Resources Institute (FUNCEME)  Weather forecast

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Remote sensing applications  Desertification Regional Survey MMA/UFPIMMA/UFPI  Vegetation cover information derived from remote sensing data + soil maps + meteorological data from ground stations

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Irrigated crop monitoring

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Reservoir flooded area assessment Xingo Reservoir

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Remote sensing & aquaculture

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Cartography  X Band SAR interferometry S. Francisco transposition projectS. Francisco transposition project 420 Topographic charts at 1:5 000 scale420 Topographic charts at 1:5 000 scale 2 m contour line2 m contour line 1 m precision1 m precision km km 2 2 year project – 1998/19992 year project – 1998/1999

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, X band SAR interferometry

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Reservoir management Reis, 2002 Ground sampling S. Francisco Reservoirs

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Reservoir silting assessment Landsat - ETM + concurrent to ground data acquisitionLandsat - ETM + concurrent to ground data acquisition Empirical modelingEmpirical modeling

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Legal enforcement Enforcement of the water conservation law

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Surface water monitoring

39th COPUOUS/SCT Symposium on Remote sensing for substantive water management - Viena - February 25-26, Concluding remarks  The use of remote sensing techniques for water resources management in Brazil is far behind of other applications. 1) lack of cloud free remote sensing data at a time frequency compatible to the water resource monitoring needs;1) lack of cloud free remote sensing data at a time frequency compatible to the water resource monitoring needs; 2) lack of human resources capable of coupling with the complexity of remote sensing applications to water resources.2) lack of human resources capable of coupling with the complexity of remote sensing applications to water resources.