A changing Earth at night :  2012-2016. 

, Scale not given. 
 - 1 online resource (1 map) :  color illustrations 
<br/><br/> "Image of Earth at night map."  CRDP Program record. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Earth (Planet)--Photographs from space--Maps.<br/>Earth (Planet)--Remote-sensing images--Maps.
<br/><br/><label>GPO Item No.: </label>0830-C (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>NAS 1.2:C 36