LDCM lifts off from Vandenburg AFB on top of an Atlas V rocket! thumbnail: http://svs.gsfc.nasa.gov/vis/a010000/a011100/a011177/LDCM_launch_animation_gal.png

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.