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Browse radiometer Resources

Browse radiometer Resources

Active and Passive Remote Sensing Diagram

Diagram which illustrates active and passive remote sensing
Primary Topic: 
Technology
Subtopics: 
Satellites, Remote Sensing
Type: 
Image
Audience: 
Informal, General, 6 - 8, 9 - 12
Keywords: 
passive, active, radar, radiometer, frequency
Summary: 
This diagram illustrates the differences between active and passive remote sensing.  TRMM and GPM rely on active and passive instruments to measure the properties of precipitation from space.