Here is the December 2013 follow-up to my post on the July track map for female polar bears being followed by satellite in the Beaufort Sea by the US Geological Survey (USGS) – Ten out of ten polar bears being tracked this summer in the Beaufort Sea are on the ice.
See that post for methods and other background on this topic, and some track maps from 2012 (also available at the USGS website here).
The track map for December 2013 is copied below (Figure 1).
There has been little change from November: six of the bears that were being tracked in October were still present (down from ten in July) and one bear that went Arctic walkabout in October has returned and is still in the area. The same seven bears present in November were still being tracked in December but did not move very much. Continue reading
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