Dec. 20, 2012 • NASA will host a two-day event for 80 of its social media followers on Sunday, Feb. 10 and Monday, Feb. 11 at Vandenberg Air Force Base in Lompoc, Calif., for the launch of the Landsat Data Continuity Mission. Registration is open from Dec. 20–Jan. 7.
+ Details & registration information

Above the Earth, Below the Surface: Landsat’s Role in Monitoring Water Quality
Safeguarding freshwater resources is crucial, and while scientists use a variety of ground-based techniques to gauge water quality, the Landsat program has provided water quality data from orbit for decades.