For 200 years, NOAA's National Geodetic Survey and its predecessor organizations have been using geodesy to map the U.S. shoreline, determine land boundaries, and improve transportation and navigation safety. Geodesy is the science of measuring and monitoring the size and shape of the Earth and the location of points on its surface.
NOAA’s Marine Debris Program gathers, and recycles, tons of trash from Hawaii’s Papahānaumokuākea Marine National Monument.