Surface temperature distribution in Lutzow-Holm Bay and its neighborhood

All the NOAA/AVHRR thermal infrared images received at Syowa Station from February 1990 to January 1991 were analyzed to make temperature distribution maps. From this analysis the warmer area in midslope, i. e. the so-called thermal belt (D. GREENLAND, The Encyclopedia of Climatology, ed. by OLIVER...

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Main Author: Kiyotaka Nakagawa
Format: Article
Language:English
Published: National Institute of Polar Research 1997-03-01
Series:Antarctic Record
Online Access:http://doi.org/10.15094/00008962
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author Kiyotaka Nakagawa
author_facet Kiyotaka Nakagawa
author_sort Kiyotaka Nakagawa
collection DOAJ
description All the NOAA/AVHRR thermal infrared images received at Syowa Station from February 1990 to January 1991 were analyzed to make temperature distribution maps. From this analysis the warmer area in midslope, i. e. the so-called thermal belt (D. GREENLAND, The Encyclopedia of Climatology, ed. by OLIVER and FAIRBRIDGE, 594,1987), appeared on the ice sheet slope along the coast around Lutzow-Holm Bay, especially on the Soya Coast, frequently in winter. The relationship between the thermal belt on the Soya Coast and the surface inversion layer over Syowa Station was investigated. When the surface inversion layer thickness increased, the thermal belt was displaced toward the interior or higher part of the ice sheet slope. However, even if the surface inversion layer appeared over Syowa Station, the thermal belt did not necessarily appear. The appearance or absence of the thermal belt on the ice sheet slope is considered to correspond to how the surface inversion layer over the ice sheet, a katabatic wind, connects with the surface inversion layer over the foot of the slope.
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spelling doaj.art-a2d3e88d9d1547a4955bebebd9088bc22022-12-22T01:16:42ZengNational Institute of Polar ResearchAntarctic Record0085-72892432-079X1997-03-01411738110.15094/00008962Surface temperature distribution in Lutzow-Holm Bay and its neighborhoodKiyotaka Nakagawa0Division of Science, Joetsu University of Educattion All the NOAA/AVHRR thermal infrared images received at Syowa Station from February 1990 to January 1991 were analyzed to make temperature distribution maps. From this analysis the warmer area in midslope, i. e. the so-called thermal belt (D. GREENLAND, The Encyclopedia of Climatology, ed. by OLIVER and FAIRBRIDGE, 594,1987), appeared on the ice sheet slope along the coast around Lutzow-Holm Bay, especially on the Soya Coast, frequently in winter. The relationship between the thermal belt on the Soya Coast and the surface inversion layer over Syowa Station was investigated. When the surface inversion layer thickness increased, the thermal belt was displaced toward the interior or higher part of the ice sheet slope. However, even if the surface inversion layer appeared over Syowa Station, the thermal belt did not necessarily appear. The appearance or absence of the thermal belt on the ice sheet slope is considered to correspond to how the surface inversion layer over the ice sheet, a katabatic wind, connects with the surface inversion layer over the foot of the slope.http://doi.org/10.15094/00008962
spellingShingle Kiyotaka Nakagawa
Surface temperature distribution in Lutzow-Holm Bay and its neighborhood
Antarctic Record
title Surface temperature distribution in Lutzow-Holm Bay and its neighborhood
title_full Surface temperature distribution in Lutzow-Holm Bay and its neighborhood
title_fullStr Surface temperature distribution in Lutzow-Holm Bay and its neighborhood
title_full_unstemmed Surface temperature distribution in Lutzow-Holm Bay and its neighborhood
title_short Surface temperature distribution in Lutzow-Holm Bay and its neighborhood
title_sort surface temperature distribution in lutzow holm bay and its neighborhood
url http://doi.org/10.15094/00008962
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