mon regard sur notre monde / pour des éléments d'exploration, d'information et de réflexion

Ciel de nuit sur la Terre

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Base map data source: NASA’s Visible Earth, 2001.
http://visibleearth.nasa.gov

Lights data source: Defense Meteorological Satellite Program (DMSP), 1994-1995.
http://dmsp.ngdc.noaa.gov/dmsp.html

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