The Arctic sea ice hosts algae, which sustain a food chain up to the beluga whale. But the ice is decreasing – and in summers, it may be gone entirely by 2050

The beluga whale is one of the most extraordinary species of marine creature known to science. It is a gregarious, pure white Arctic dweller that emits strange, high-pitched twitters that have given it its nickname: the sea canary. Belugas are on the International Union for the Conservation of Nature’s “near threatened” list, because of past whaling and the impact of water contamination.

Now scientists have discovered that Delphinapterus leucas is facing a new global threat. Like many other species that live in the far north, their lives are being disrupted by global warming, according to Thomas Brown of the Scottish Association for Marine Science (Sams), who has been studying belugas for several years.

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Source: Guardian Climate Change