@CNN: These mysterious Arctic ice holes have NASA scientists puzzled https://t.co/EX5e9ACPux https://t.co/93xOfQRUqP

April 28, 2018 / The Arbiter / CNN

@CNN: These mysterious Arctic ice holes have NASA scientists puzzled https://t.co/EX5e9ACPux https://t.co/93xOfQRUqP

These mysterious Arctic ice holes have NASA scientists puzzled https://t.co/EX5e9ACPux pic.twitter.com/93xOfQRUqP

— CNN (@CNN) April 28, 2018

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