Sea ice is still abundant in spring (April-June), which is the critical feeding period for polar bears: they must consume about 2/3 of the total calories they need for the…
Tag: Polynyas
Polar bear habitat in Canada at the first week of June sees widening of critical polynyas
Winds primarily cause the apparent sea ice ‘breakup’ in late spring through the widening of persistent polynyas and shore leads. This year the development of critical open water areas in…
Polynyas are very important for marine life and cooling the oceans
An introduction to Polynyas Guest essay by Eric Stephens Many people think that once a sea freezes, it is one complete sheet. In reality, there are several open areas that…
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