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Fourth Meeting AARI, St. Petersburg, April 7-11, 2003. International Ice Charting Working Group (IICWG). IICWG-IV. Sea Ice off the Icelandic coasts Thor Jakobsson, Ingibjorg Jonsdottir, Eirikur Sigurdsson, Sigthruður Armannsdottir The Icelandic Meteorological Office and
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Fourth Meeting AARI, St. Petersburg, April 7-11, 2003 International Ice Charting Working Group (IICWG)
IICWG-IV Sea Ice off the Icelandic coasts Thor Jakobsson, Ingibjorg Jonsdottir, Eirikur Sigurdsson, Sigthruður Armannsdottir The Icelandic Meteorological Office and the University of Iceland
IICWG-IV • PartI Historical and present day sea ice data The Icelandic Sagas: 850 – 1300 Medieval literature: 1300 - 1600 Annals: 1300 - 1850
IICWG-IV Diaries, • by farmers, clergy, public attornies Descriptions, - in letters, books on Iceland, etc. - Konungs skuggsjá, “The King´s Mirror”, written in the 13th century • Bishop Oddur Einarsson(1559-1630) • Bishop Gisli Oddsson(1593-1638) • Bjarni Palsson(1719-1779) • Eggert Olafsson(1726-1768) • Bishop Hannes Finnsson(1739-1796) • Sveinn Palsson(1762-1840)
IICWG-IV Various official reports: 1850 – 1900 • Twentieth century: • Irregular observations and reports during the first two decades. • Descriptions in journals and books
IICWG-IV Analysis of information and data: Lauge Koch – Danish scholar and scientist Thorvaldur Thoroddsen(1855-1921) - Icelandic pioneer geologist: Description of climate and sea ice from time of settlement: - appr. 850 to 1915
IICWG-IV • Observations collected by the Icelandic Meteorological Office Reported in monthly climate reports: 1924 - present
IICWG-IV • Annual reports in the glaciology journal Jökull, written by meteorologist • JON EYTHORSSON: 1953 – 1966 • (pioneer meteorologist; glaciology and • sea ice scientist) (in English) • Hlynur Sigtryggsson: 1967 • Flosi Hrafn Sigurðsson: 1968
IICWG-IV • The Icelandic Meteorological Office: • - annual reports: • Eirikur Sigurdsson 1969 – 1971 • (in Icelandic and English)
IICWG-IV • Eirikur Sigurdsson and • Thor Jakobsson: • Annual reports (English summary): 1972 – 1996 • Forthcoming in the next couple of years: • (1996 – 1999) and (1999 – 2001)
Maximum sea ice extent in year 1968, an extreme sea ice year,and in year 1987, a normal sea ice year
IICWG-IV • Computer data bank: • - Sigthrudur Armannsdottir • - sea ice data period: 1988 – present (appr. 15 years)
IICWG-IV • Historical Sea Ice Studies: • Sigurdur Thorarinsson • Magnus Mar Larusson • Thorhallur Vilmundarson • Astrid Ogilvie • Pall Bergthorsson • Ingibjorg Jonsdottir
IICWG-IV Part II Miscellaneous projects a) Sea ice hazard off Iceland b) The Northern Sea Route and Iceland c) Remote Sensing Studies d) IWICOS
IICWG-IV • Iceland – and surroundings!