Source: https://www.cbsnews.com/video/climate-change-putting-hudson-bay-polar-bears-at-risk-study/

Climate Change Threatens Hudson Bay Polar Bears

A new study reveals that climate change is significantly impacting polar bear populations in Hudson Bay, Canada. The study, published in the journal "Nature Climate Change", found that the shrinking sea ice, a crucial habitat for polar bears, is leading to reduced hunting opportunities and ultimately, a decline in the bear population. The study, conducted by researchers from the University of Alberta and the Government of Nunavut, analyzed data from 1981 to 2021, focusing on the Western Hudson Bay population of polar bears. The findings showed a 20% decline in the population, with the average female bear now weighing 100 pounds less than in the 1980s. This decline is attributed to the earlier and earlier break-up of sea ice, forcing the bears to fast for longer periods and affecting their reproductive success. The researchers warn that if the trend of earlier ice break-up continues, it will significantly impact the long-term survival of the Western Hudson Bay polar bear population. This study adds to the growing body of evidence highlighting the devastating effects of climate change on polar bears and other Arctic wildlife.

Summary

"The study emphasizes the urgent need for action to mitigate climate change and protect polar bears. The shrinking sea ice poses a significant threat to the survival of the Hudson Bay population and serves as a stark reminder of the far-reaching consequences of climate change."

Updated at: 06.23.2024