Churchill problem polar bear report for week 3, July 23-29 2018

Polar bears that have come off the sea ice of Hudson Bay near Churchill, Manitoba in Western Hudson Bay are apparently in a wide variety of conditions, from very fat to skinny.  So, not all skinny despite the relatively early breakup of ice in the northwest.

Churchill PB reports_week 3_ July 23-29_July 2018

Most of the ice was gone from the NW of Hudson Bay for the week of 23 July 2018 and the graph below shows that this is a new pattern that began in 1997, with only 2009 being an outlier:

Hudson Bay NW same week_ ice coverage 23 July 1971-2018 with trend

Last year at this time:

churchill-pb-reports_week-3_-july-24-30_2017.jpg

And in 2016:

2016 July 25_31_week 3

And 2015:

2015 July 20_26_week 3

via polarbearscience

https://ift.tt/2AsFcgc

July 31, 2018 at 12:51AM

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