WESTMINSTER, Colo.–(BUSINESS WIRE)–DigitalGlobe, Inc. (NYSE: DGI), the global leader in Earth imagery and information about our changing planet, today announced that its online Basemap Suite has reached a significant milestone, with the availability of more than 250 million square kilometers of the world’s highest-resolution 30 cm commercial satellite imagery. This includes over 500 population centers in the Basemap +Metro product now available at 30 cm resolution and 1,700 cities available a