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Multispectral imaging
A method of remote sensing that obtains optical representations in two or more ranges of frequencies or wave lengths.
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Landsat images (10 items)
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Results 24 - 26 of 26 listed alphabetically [list by similarity]
PDF Tracking change over time [More info]
Lesson plan for grades 5-8 to enhance students' learning of geography, map reading, earth science, and problem solving by seeing landscape changes from space, as revealed in Landsat satellite imagery.
PDF USGS Alaska State Mosaic [More info]
Using 172 Scenes from the Multi-Resolution Land Characteristics 2001 collection geometrically and radiometrically aligned, we produced seamless, relatively cloud-free image of the entire state.
USGS National Map of Surficial Mineralogy [More info]
Maps of exposed surface mineral groups derived from automated spectral analysis of satellite and airborne imaging systems; these data suggest areas that may contain mineral deposits of various types.
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