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Volume 10, issue 6 | Copyright
The Cryosphere, 10, 2721-2730, 2016
https://doi.org/10.5194/tc-10-2721-2016
© Author(s) 2016. This work is distributed under
the Creative Commons Attribution 3.0 License.

Research article 21 Nov 2016

Research article | 21 Nov 2016

Estimating the extent of Antarctic summer sea ice during the Heroic Age of Antarctic Exploration

Tom Edinburgh and Jonathan J. Day
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AR by Jonathan Day on behalf of the Authors (11 Sep 2016)  Author's response    Manuscript
ED: Publish as is (18 Sep 2016) by Christian Haas
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Short summary
Contrary to expectations, Antarctic sea ice cover has been increasing in area during the last three decades. In order to put these trends into a wider context this paper analyses direct observations of sea ice, recorded in ships' logbooks during the Heroic Age of Antarctic Exploration (1887–1917) for the first time. It shows that the sea ice was significantly further north in the Weddell Sea during the period but comparable to the present day in other sectors.
Contrary to expectations, Antarctic sea ice cover has been increasing in area during the last...
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