Why Are Polar Bears Endangered? Climate Change, Sea Ice, and the 2050 Forecast
Polar bears are Vulnerable under IUCN. Sea ice has lost 40% since 1979. Projections show 2/3 of the global population gone by 2050 without deep emission cuts.
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Stomatopoda
Armed with the fastest punch in the animal kingdom, the mantis shrimp strikes prey with the force of a .22 caliber bullet. Its eyes can see 16 types of color receptors -- compared to our three.
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Polar bears are Vulnerable under IUCN. Sea ice has lost 40% since 1979. Projections show 2/3 of the global population gone by 2050 without deep emission cuts.
Polar bears eat 2 kg of seal blubber daily, hunting ringed and bearded seals on sea ice. Full breakdown of diet, hunting methods, and summer fallback foods.
Polar bears are legally marine mammals. One tagged female swam 687 km without stopping. The science of how they do it and why such swims are now common.
Polar bears live in five Arctic nations across 19 subpopulations. Current estimate: 22,000-31,000. Regional breakdown, trends, and why they skip the North Pole.
Polar bear fur is transparent, not white. Their skin is jet black. The physics of how they stay warm and why the fibre-optic fur myth was debunked.
Polar bear cubs are born at 500-700 g inside a snow den while their mother has fasted for months. Here is how they survive the first Arctic year.
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