Temperatures topped 60 degrees this year during the Iditarod Trail Invitational, leaving trails bare and prompting speculation that climate change was responsible. Source article: A Race Defined by Snow Finds Itself With Little ; ;Related ArticlesNew Endurance Records Set as Snow Vanishes From Iditarod TrailDot Earth Blog: U.N. Climate Report Authors Answer 11 Basic QuestionsLandslide Death Toll Hits 27, with 22 Missing ;

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A Race Defined by Snow Finds Itself With Little