Remote Sensing Applications

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Remote Sensing Applications

• THE OCEANS - 1
• Oceanography

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Remote Sensing Applications

• Oceanography
• RADAR
• OPTICAL

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Remote Sensing Applications

• Oceanography
• RADAR
• Very sensitive to surface roughness
• Also sensitive to surface slope

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Department of Geomatics Remote Sensing

• Oceanography
• TOPEX/Posidon
• French/USA oceanographic satellite
• Radar altimeter
• Measures wave height

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Remote Sensing Applications

• Oceanography
• RADAR current mapping

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Remote Sensing Applications

• Oceanography
• RADAR ocean feature imaging

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Department of Geomatics Remote Sensing

• Oceanography
• Radar altimeter
• Measures wave height
• Sea surface height
• Seafloor topography

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Remote Sensing Applications
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Remote Sensing Applications
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Remote Sensing Applications

• Oceanography
• OPTICAL Remote sensing
• Normal light
• Thermal IR

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Remote Sensing Applications

• Oceanography
• Water Column Emittance determined by
• Temperature (Thermal IR)
• Biological Productivity
• Water Turbidity
• Bottom reflectance

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Remote Sensing Applications

• Oceanography

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Department of Geomatics Remote Sensing

• Oceanography
• SeaWIFS
• Oceanographic colour image
• History - CZCS, MOS-1
• 8 bands in vis-NIR
• Chlorophyll concentration

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Remote Sensing Applications Oceanography

• Biological Productivity
• Detected using green reflectance
• Global monitoring
• Regional currents and eddies
• Strong seasonal variation

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Remote Sensing Applications

• Oceanography
• Temperature (Thermal IR)
• Water is a good black body
• Global monitoring (climate

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Remote Sensing Applications

• Oceanography
• Temperature
• Regional currents
• Eddies
• Warmer coastal waters

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Remote Sensing Applications

• Oceanography
• Temperature

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Remote Sensing Applications Oceanography

• Interplay between Temp and Productivity

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Remote Sensing Applications Oceanography

• Interplay between Temp and Productivity

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Remote Sensing Applications

• Oceanography
• Water Turbidity
• Derives from land
• Mouths of rivers
• Depends on flow