Global warming grips Greenland, leaves lasting mark

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ILULISSAT, GREENLAND — Beyond the howl of sled dogs echoing across this hilly coastal village is the thunderclap of ancient icebergs splitting apart, a deafening rumble you feel in your bones.There's no mistaking its big, loud, and powerful boom, a sound that can work up to a crescendo like rolling thunder. Or be as sudden as a shotgun blast.

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