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Black marble nasa 2017.
The composite map dubbed the black marble depicts earthly lights at night as observed.
Night light maps open up new applications.
By removing natural and stray light sources researchers have provided a clearer picture of the human footprint on earth and opened up new opportunities in disaster response demographics and applied research.
Nasa has dubbed the new image black marble a play off the original blue marble of earth taken by the apollo 17 crew on december 7 1972.
Released on april 25 2017.
Scientists at nasa are working to automate nighttime viirs data processing so that data users are able to view nighttime imagery within hours of acquisition which could lead to other potential uses by research meteorological and civic groups.
Nasa has developed the black marble a daily calibrated corrected and validated product suite so nightlight data can be used effectively for scientific observations.
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