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The Arctic is melting

KEY POINTS

  • The Arctic is melting
  • 1.7 million square miles: NASA analysis shows 4th lowest sea ice cover on record
  • This means less ice cover and more open ocean
  • Sea ice decline has accelerated since 1996
  • Unclear whether this year’s strong El Niño is affecting Arctic’s sea ice cover
  • NASA to start airborne survey of polar ice next week to get more insights