New research published in the Nature journal suggests that for at least 1,600 years of Earth’s history, the polar ice caps melted every single summer. And the polar bears that lived in these areas survived just fine despite all that seasonal “warming.” It turns out that summer is when conditions are warmer, meaning ice melts, […]
That would mean that by the end of the melt season in September, the Arctic would have less than one million square kilometres of sea ice, even under low emissions.
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