That is greater than anything seen in the continuous 1979-2012 data-set - largevenven than the "record" extent of 19.44 million sq km achieved last year.
Unusually high temperatures in January led to January seeing the lowest recorded extent of sea ice in the satellite record.
Climate scientists have been struggling to explain why sea ice around Antarctica has been growing, reaching a record extent in the winter of 2010, when ice on the Arctic Ocean at the other end of the planet shrank to a record low in 2012.
The current standard is intended to allow institutions to record holdings with a combination of level 3 and level 4, allowing the institution to record some Extent of Holdings areas at the summary level, while others are recorded at the detailed level, within the same holdings statement.
However, in the Antarctic there was a new record maximum extent of 19.72m sq km on 24 September, exceeding the previous record of 19.59m sq km, which occurred on 24 September 2006.
However, in the Antarctic there was a new record maximum extent of 19.72 million square kilometres on 24 September, exceeding the previous record of 19.59 million square kilometres, which occurred on 24 September 2006.
24 The EQ-5D comprises two pages: on the first page, respondents record the extent of their problem in each of the five dimensions, and on the second page, they record their perception of their overall health on a VAS.
The National Snow and Ice Data Centre (NSIDC), based in Boulder, Colorado, says it passed the 2007 record minimum extent of 4.17m sq kilometres on 26 August.
In recent years, as the earth has endured the warmest annual temperatures on record, the extent of sea ice around the southern continent of Antarctica has increased slightly, for reasons probably relating to natural climate variability.
Optionally, give within the same bibliographic record the extent of each different physical carrier as the first element of the physical description (do this if no further physical description of each physical carrier is desired).
