Quotes to Note


"The Landsat program has given each and every one of us in every part of the world a thoroughly objective, continuous look at ourselves in the mirror since 1972."

— Anne Castle, assistant secretary for water and science at the U.S. Department of the Interior, Landsat Satellites See 40 Years of Earth's Beauty and Strife From Space ,Space.com, Jul 23, 2012

"Satellite technologies have led to one of the most productive periods in the history of cartography, comparable only to the golden age of mapmaking in the sixteenth and seventeenth centuries."

"While Landsat instruments are fundamentally just electro-optical transducers that ingest photons and eject a digital bit stream, this transduction relies upon the state of the art in numerous technologies including optics, precision electromechanics, detectors, advanced materials, cryogenics, and signal processing."

— Aram Mika, "Three Decades of Landsat Instruments," PE&RS, Jul 31, 1997

“By seeing in electromagnetic increments beyond the normal range of human vision, Landsat revealed whole new worlds hidden within the folds of a familiar world we thought we knew so well.”

— Stephen S. Hall, Mapping the Next Millennium, Feb 11, 1992