This Earth Day, NASA and the U.S. Geological Survey celebrates the environment by looking back at some of the impressive data sets from Landsat, a joint mission of NASA and U.S. Geological Survey. Through these Earth images and others, scientists can monitor the place that over seven billion people call home. + more
Image courtesy of Ayse Kilic, University of Nebraska-Lincoln. The image was acquired on Feb. 26, 2014 from the Landsat 8 satellite.
Further Reading:
+ Environmental Watch with Landsat satellites

Join the Pale Blue Dot Visualization Challenge and Be Part of a Brighter Future
The Pale Blue Dot Visualization Challenge—aimed at making Earth observation data accessible to everyone—has officially kicked off.