GOES is a series of weather satellites providing continuous delivery of real time data helping meteorologists predict weather on Earth with great accuracy. The GOES satellites also look at the Sun and send critical data to space weather forecasters. These space weather warnings are critical to power companies, airplanes, astronauts, and many more.
GCMD keywords can be found on the Internet with the following citation:
Olsen, L.M., G. Major, K. Shein, J. Scialdone, S. Ritz, T. Stevens, M. Morahan, A. Aleman, R. Vogel, S. Leicester, H. Weir, M. Meaux, S. Grebas, C.Solomon, M. Holland, T. Northcutt, R. A. Restrepo, R. Bilodeau, 2013. NASA/Global Change Master Directory (GCMD) Earth Science Keywords. Version 8.0.0.0.0