In this image taken on June 13, 2019 small pieces of ice float in the water off the shore in Nuuk, Greenland. Milder weather than normal since the start of summer in Greenland, led to the UN's weather agency voicing concern that the hot air which produced the recent extreme heat wave in Europe could be headed toward Greenland where it could contribute to increased melting of ice. (AP Photo/Sandy Virgo)

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