This Issue:

Special Issue

on Ultraviolet In This Issue Articles Higher Energy Photons Arrive at GSICS by Larry Flynn, NOAA In-flight Characterization of the Solar Diffuser of GOME-2 on Metop-A by Ruediger Lang, EUMETSAT Use of Solar Reference Spectra for Satellite Instruments by Matthew DeLand, SSAI The Absorbing Aerosol Index by Omar Torres, NASA Ozone Measurements from FY-3A by Weihe Wang, CMA Measurement of Atmospheric Composition using UV-visible Spectrometers from Geostationary Orbits by Jhoon Kim, Department of Atmospheric Sciences, Yonsei University, Seoul, Korea The MAESTRO Spectrophotometer on the Atmospheric Chemistry Experiment by C.T. McElroy, York University, Canada News in This Quarter The NASA Orbiting Carbon Observatory-2 is on its Way! by David Crisp, NASA GRUAN-GSICS-GNS SRO WIGOS Workshop on Upper-Air Observing System Integration and Application by Tim Hewison, Xavier Calbet, and Axel von Engeln, EUMETSAT Summary of GSICS Executive Panel Meeting by Jerome Lafeuille, WMO A Note from the Executive Panel Chair by Peng Zhang, CMA Announcements GSICS Users Workshop to be Held 19-21 Nov, 2014 in Shanghai by Manik Bali, NOAA GSICS Lunar Calibration Workshop to be Held in Darmstadt, Germany by Sebastien Wagner, EUMETSAT, T. Stone, USGS, S. Lachérade, CNES, B. Fougnie, CNES, and X. Xiong, NASA GSICS-Related Publications