On the deterioration of icebergs in the marginal ice zone
On the deterioration of icebergs in the marginal ice zone
复制标题
论边缘冰区冰山的恶化
DOI:
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发表时间:
1994
期刊:
影响因子:
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通讯作者:
G. F. Wright
中科院分区:
文献类型:
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作者:
S. Venkatesh;D. L. Murphy;G. F. Wright
Abstract During the Labrador Ice Margin Experiment (LIMEX) of March‐April 1989, the International Ice Patrol (IIP) of the United States Coast Guard deployed two satellite‐tracked TIROS Arctic Drifter (TAD) platforms on two medium‐sized tabular icebergs. The icebergs were drifting in sea ice of about 9/10 concentration east of Newfoundland. These deployments were part of an experiment to examine differential sea‐ice/iceberg motion during spring conditions near the ice margin. Sea‐ice concentration and movement data were collected concurrently by other LIMEX investigators. The TADs, deployed on 11 March 1989, were tracked using the ARGOS data collection and location system carried on two NOAA polar‐orbiting satellites of the TIROS family. For two months following the deployment, IIP periodically attempted to relocate the icebergs during routine aerial iceberg patrols. One of the TADs stopped transmitting on 23 April 1989 probably because of a major calving event that resulted in the TAD being crushed. As of...