Analysis and applications of the Geostationary Environment Monitoring Spectrometer (GEMS) data

Kyunghwa Lee, Mijeong Kim, Jaehoon Jeong, Goo Kim, Dongwon Lee, Jhoon Kim

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The Geostationary Environment Monitoring Spectrometer (GEMS) on the GEO-KOMPSAT 2B satellite is the first UVvisible instrument on geostationary platforms for providing optical, chemical, and physical properties of aerosols and atmospheric gases including nitrogen dioxide, sulfur dioxide, ozone, and formaldehyde. The National Institute of Environmental Research (NIER) of the Korean Ministry of Environment operates GEMS and produces, applies, and distributes GEMS data. NIER obtains data from GEMS observations and provides air quality information in temporal resolution of 1-hour and spatial resolution of 3.5 km × 8 km for most products over Asia. This presentation focuses on air quality studies using GEMS data, which analyze variations in aerosol and gaseous species concentrations over the recent years. The use of GEMS for monitoring exceptional events such as volcanoes and forest fires is also addressed. Additionally, results of applying GEMS aerosol optical depth (AOD) were discussed to calculate aerosol motion vectors and assimilate with chemistry transport model (CTM) data. This presentation highlights the potential of GEMS data for improving air quality monitoring and forecasting.

Original languageEnglish
Title of host publicationRemote Sensing of Clouds and the Atmosphere XXVIII
EditorsAdolfo Comeron, Evgueni I. Kassianov, Klaus Schafer, Richard H. Picard, Konradin Weber
PublisherSPIE
ISBN (Electronic)9781510666894
DOIs
Publication statusPublished - 2023
EventRemote Sensing of Clouds and the Atmosphere XXVIII 2023 - Amsterdam, Netherlands
Duration: 2023 Sept 52023 Sept 6

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12730
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceRemote Sensing of Clouds and the Atmosphere XXVIII 2023
Country/TerritoryNetherlands
CityAmsterdam
Period23/9/523/9/6

Bibliographical note

Publisher Copyright:
© 2023 SPIE.

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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