Comparison of SCIAMACHY and AIRS CO 2 measurements over China from 2003 to 2005

  • Chao Wang
  • , Runhe Shi*
  • , Cong Zhou
  • , Chaoshun Liu
  • , Wei Gao
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

5 Scopus citations

Abstract

Increased CO 2 (carbon dioxide) has been considered as one of key factors of global warming. Intending to describe the capability of CO 2 measurement by space-borne sensors quantitatively, this paper compares two data sets of CO 2 monthly products retrieved from AIRS and SCIAMACHY over China from 2003 to 2005. The increasing trend of CO 2 concentration can be detected consistently from both of the data sets. However, the seasonal variation of AIRS CO 2 is larger than SCIAMACHY CO 2 because the former represents CO 2 existing in the mid-troposphere while the latter represents in the lower-troposphere. CO 2 concentration reaches its yearly maximum in spring (April and May) and reaches its yearly minimum in late-autumn and winter (October to December and January) for both data sets. The coverage of AIRS monthly CO 2 is much better than that of SCIAMACHY over China and it shows that Xinjiang, Tibet, Inner Mongolia and northeast China have higher values than other regions in China especially in April and May due to local climate and vegetation growth process.

Original languageEnglish
Title of host publicationRemote Sensing and Modeling of Ecosystems for Sustainability VIII
DOIs
StatePublished - 2011
EventRemote Sensing and Modeling of Ecosystems for Sustainability VIII - San Diego, CA, United States
Duration: 22 Aug 201123 Aug 2011

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume8156
ISSN (Print)0277-786X

Conference

ConferenceRemote Sensing and Modeling of Ecosystems for Sustainability VIII
Country/TerritoryUnited States
CitySan Diego, CA
Period22/08/1123/08/11

Keywords

  • AIRS
  • Carbon dioxide (CO )
  • SCIAMACHY
  • Spatiotemporal distribution

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