Polar bears are getting thinner and having fewer cubs. Melting sea ice is to blame

CNN | Feb 14, 2020 at 2:27 PM
  • He impact of the climate crisis is becoming more and more obvious to humans and their animal neighbors.
  • Researchers found polar bears are becoming thinner and having fewer cubs, and their declining health was tied to melting sea ice.
  • The future of polar bears, the researchers write in their findings, depends on scientists’ ability to predict how climate change will continue to impact the bears.