A new census of emperor penguins in Antarctica has found that there are roughly twice as many as had been estimated. But researchers say the new numbers don't change the fact that Antarctic penguins are seriously threatened by climate change. Host Lisa Mullins speaks with researcher Michelle LaRue.
  • Emperor Penguins near Halley Bay (Photo: British Antarctic Survey)

  • Map showing the locations of Emperor penguin colonies in Antarctica. (Courtesy of British Antarctic Survey)

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