Description
Summary:Abrupt Mid-Twentieth Century Decline in Antarctic Sea-Ice Extent from Whaling Records. Format is a WinZip'ed Microsoft Access 2000 database. The northernmost edge of the sea ice was derived from the southernmost positions of whale catches. A supplemental word document is also included with the dataset. This dataset was originally compiled by Bill de la Mare. The fields in this dataset are: record ID latitude mean latitude longitude longitude Interval date season decade id catch Record species ID