Many scientists point to climate change as the largest threat to ⦠The loss of sea ice affects polar bearsâ ability to find food, studies show. A polar bear ⦠“But no matter which scenario you look at, there are serious concerns about conservation of the species.”. She previously worked on the Forbes breaking news. Polar bears currently outnumber the residents of a small town in Canadaâs tundra, but that may change soon. She previously worked on the Forbes breaking news desk. Higher than ⦠A closer look at changes to sea ice shows an unsettling trend. Ninety-seven percent of climate scientists, the experts in their field, have reached a consensus that climate change is real and is human-caused. Polar bears will be wiped out by the end of the century unless more is done to tackle climate change, a study predicts. Libertarian think tank the Cato Institute in 2016 challenged previous research on polar bears, saying that the species survived warmer periods, like the end of the last Ice Age that took place around 6,000 to 9,000 years ago. To date, global warming has been most pronounced in the Arctic, and this trend is projected to continue. While scientists have long known polar bears are threatened by global heating, this latest study published in Nature Climate Change is the first ⦠Climate change has sped up the ⦠We have never had firm numbers on the global population of polar bears. Act now to effect change. info@pbears.org Haven’t polar bears faced warmer times in the past and survived? media@pbears.org Climate change in Kane Basin, between northwestern Greenland and Canadaâs Ellesmere Island, is leading to the breakup of thick sea ice that normally stays frozen all year round. Climate change, explained. Climate change is causing significant changes in sea ice extent, condition and duration throughout the Arctic. At least two polar bear populations—one off the coast of northeastern Alaska, and one in Canada’s Hudson Bay—already have been impacted by melting sea ice, according to the New York Times. . Educator Sharon B. recently returned from participating in a Climate Alliance program in Churchill, Canada with our conservation partners Polar Bears International.One thing Sharon learned on her trip was that there are a lot of myths and misunderstandings about polar bears and climate change. Lisette Voytko is a wealth reporter at Forbes Magazine, focusing on billionaires, money and the world's richest people. Polar bears have long been an unwitting poster child for climate change. “The study shows clearly that polar bears are going to do better with less warming,” Andrew Derocher, a University of Alberta polar bear researcher, told the New York Times. (CNN) For many people, there is one animal that comes to mind when they think of creatures threatened by climate change: the polar bear. All but a few of the 19 subpopulations of polar bears scattered across the coldest reaches of the globe could be wiped out by 2100 as the warming climate continues to erode sea ice, according to the study. Climate change affects polar bears in many negative ways, including decreased access to food, lower survival rates for cubs, damages to polar bear dens and a decrease in overall polar bear population. Aren’t there more polar bears now than ever? The rapidly changing climate threatens our own future. Sea ice loss forces polar bears to endure longer periods of fasting, because they rely on the frozen surfaces to hunt seal, their main food source. With the ice retreating earlier in spring and forming later in winter, the bears have less time to hunt prey and have to go without food for longer. That’s how much Arctic sea ice has been lost each decade since the 1970s, according to the National Snow and Ice Data Center headquartered at the University of Boulder in Colorado. The bear would usually be on the sea ice hunting for seals, pouncing when the seal comes up to breathe. The current warming is not part of a cycle, and there can be no cooling unless humans take action. Fasting season length sets temporal limits for global polar bear persistence (Nature Climate Change), Global Warming Is Driving Polar Bears Toward Extinction, Researchers Say (New York Times), Climate change: Polar bears could be lost by 2100 (BBC News), Your Questions About Our Starving Polar Bear Video Answered (National Geographic), Lisette Voytko is a wealth reporter at Forbes Magazine, focusing on billionaires, money and the world's richest people. Of life from Columbia University 's Graduate School of Journalism having significant effects on our world ( maritimus! 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