Polar Bears Likely to Go Extinct by End of Century Due to Global Warming, Researchers Predict

Research from the study also showed that even under more modest warming projections, in which greenhouse gas emissions peak by 2040 and then begin to decline, many of the polar bear sub-populations will still be wiped out.

“Not only do the bears have to fast for longer and need more energy to get through this, they also have a harder time to accumulate this energy," Dr. Molnar said.

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