Surface Skin Temperature and Its Trend Observations From IASI on Board MetOp Satellites

Global surface skin temperature has been retrieved from MetOp IASI ultraspectral infrared measurements over the past 13+ years. Monthly and spatially gridded surface skin temperature is produced to show some phenomena associated with its natural variability. This article has aimed to demonstrate tha...

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Main Authors: Daniel K. Zhou, Allen M. Larar, Xu Liu
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9301434/
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author Daniel K. Zhou
Allen M. Larar
Xu Liu
author_facet Daniel K. Zhou
Allen M. Larar
Xu Liu
author_sort Daniel K. Zhou
collection DOAJ
description Global surface skin temperature has been retrieved from MetOp IASI ultraspectral infrared measurements over the past 13+ years. Monthly and spatially gridded surface skin temperature is produced to show some phenomena associated with its natural variability. This article has aimed to demonstrate that thermal infrared remote sensing data can be used for monitoring global surface environmental characteristics and associated change through the continuity observations of MetOp series. The time-series anomalies of surface skin temperature are used to estimate its associated trend. Error estimation and evaluation has been performed and discussed in order to understand the uncertainty and variability in the trends. The trends derived from IASI global surface skin temperatures are compared with those of the NASA GISS global surface air temperature. Despite the physical differences between surface skin and air temperatures, reasonable agreement is shown between these two datasets indicating consistency and global surface warming, achieving our core objective of investigating the surface skin temperature retrieved from MetOp satellites' measurements and associated trends. The inferred trend of IASI global surface skin temperature illustrates an approximate 0.037±0.002 K/yr. global average increase has occurred during the September 2007-present (November 2020) time period; this warming trend is more pronounced in the northern hemisphere.
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spelling doaj.art-4ae7301348094e65bad4838c4502eda92022-12-21T22:27:58ZengIEEEIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing2151-15352021-01-01141665167510.1109/JSTARS.2020.30464219301434Surface Skin Temperature and Its Trend Observations From IASI on Board MetOp SatellitesDaniel K. Zhou0https://orcid.org/0000-0003-1663-7009Allen M. Larar1Xu Liu2NASA Langley Research Center, Hampton, VA, USANASA Langley Research Center, Hampton, VA, USANASA Langley Research Center, Hampton, VA, USAGlobal surface skin temperature has been retrieved from MetOp IASI ultraspectral infrared measurements over the past 13+ years. Monthly and spatially gridded surface skin temperature is produced to show some phenomena associated with its natural variability. This article has aimed to demonstrate that thermal infrared remote sensing data can be used for monitoring global surface environmental characteristics and associated change through the continuity observations of MetOp series. The time-series anomalies of surface skin temperature are used to estimate its associated trend. Error estimation and evaluation has been performed and discussed in order to understand the uncertainty and variability in the trends. The trends derived from IASI global surface skin temperatures are compared with those of the NASA GISS global surface air temperature. Despite the physical differences between surface skin and air temperatures, reasonable agreement is shown between these two datasets indicating consistency and global surface warming, achieving our core objective of investigating the surface skin temperature retrieved from MetOp satellites' measurements and associated trends. The inferred trend of IASI global surface skin temperature illustrates an approximate 0.037±0.002 K/yr. global average increase has occurred during the September 2007-present (November 2020) time period; this warming trend is more pronounced in the northern hemisphere.https://ieeexplore.ieee.org/document/9301434/Global warminginfrared measurementsremote sensingsatellitetemperature
spellingShingle Daniel K. Zhou
Allen M. Larar
Xu Liu
Surface Skin Temperature and Its Trend Observations From IASI on Board MetOp Satellites
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Global warming
infrared measurements
remote sensing
satellite
temperature
title Surface Skin Temperature and Its Trend Observations From IASI on Board MetOp Satellites
title_full Surface Skin Temperature and Its Trend Observations From IASI on Board MetOp Satellites
title_fullStr Surface Skin Temperature and Its Trend Observations From IASI on Board MetOp Satellites
title_full_unstemmed Surface Skin Temperature and Its Trend Observations From IASI on Board MetOp Satellites
title_short Surface Skin Temperature and Its Trend Observations From IASI on Board MetOp Satellites
title_sort surface skin temperature and its trend observations from iasi on board metop satellites
topic Global warming
infrared measurements
remote sensing
satellite
temperature
url https://ieeexplore.ieee.org/document/9301434/
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AT allenmlarar surfaceskintemperatureanditstrendobservationsfromiasionboardmetopsatellites
AT xuliu surfaceskintemperatureanditstrendobservationsfromiasionboardmetopsatellites