All Images
Research News
Nighttime Lights Clarify Economic Activity
The use of nighttime lights visible on earth from outer space is one of the more innovative ways to measure social and economic activity in countries that have little or no reliable data collection programs.
Credit: Data courtesy Marc Imhoff of NASA GSFC and Christopher Elvidge of NOAA NGDC. Image by Craig Mayhew and Robert Simmon, NASA GSFC
Download the high-resolution JPG version of the image. (587 KB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.