Nighttime view of Earth reveals size of urban sprawl
Thursday, June 18, 2015 - 06:00
in Earth & Climate
Space-based observations of Earth provide abundant data about our world. Now, thanks to research led by Pacific Northwest National Laboratory, they can provide powerful information about how urban centers are growing worldwide. Using satellite data of nighttime light intensity, researchers developed a new method to map urbanization; that is, the increasing population concentration in urban areas.