BBC: Sea-ice extent in the Arctic appears to have arrived at its yearly minimum, scientists report.
The US National Snow and Ice Data Center says this summer's marine floes were reduced in cover to 5.10 million sq km (1.97 million sq mi).
This low was reached on 13 September.
It represents almost 50% more ice than the spectacular satellite-era record-minimum achieved this time last year - when floes were reduced to just 3.41 million sq km (1.32 million sq mi).
The NSIDC describes this summer's......
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Arctic sea ice reaches seasonal low
Posted by Washington Post: Juliet Eilperin on September 20th, 2013
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