< ![CDATA[Timelapse of 92 hours as the team cleans, bags, and packs TIRS to join the rest of the spacecraft.]]>

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.