Tag Archives: andrew derocher

Polar Bear Blog – Ice Free Days

Swimming-bear

While all the polar bear scientists are chatting about solutions for the apocalypse, I stumbled across a neat little chart of Ice-Free Days in Hudson Bay (page 17). It was used by Martin Obbards, the Southern Hudson Bay polar bear guy, in a presentation so one would assume that the data is reasonably correct. One thing struck me, the ice in the 1970s kind of looks, um, really average. So with a ruler and some … Continue reading

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