Source: USGS Landsat Mission
+ LandsatLook Viewer specifics
+ LandsatLook Viewer
+ USGS Rachel Headley’s presentation at the ESRI UC (see “Afternoon Session”)

STELLA: A DIY Handheld Scientific Instrument
If you are looking for a do-it-yourself (DIY) handheld spectrometer, you need to meet STELLA. STELLA (Science and Technology Education for Land/Life Assessment) is a portable scientific instrument developed by