@CNN: Glaciers in the Canadian Arctic have melted enough to reveal land that was hidden for the last 40,000 years or more, researchers say https://t.co/CyDvJVrIe6 https://t.co/dPnra3vH52

@CNN: Glaciers in the Canadian Arctic have melted enough to reveal land that was hidden for the last 40,000 years or more, researchers say https://t.co/CyDvJVrIe6 https://t.co/dPnra3vH52