To observe the Arctic is to take the pulse of the planet. The Arctic is warming several times faster than Earth as a whole, reshaping the northern landscapes, ecosystems, and livelihoods of Arctic peoples. Also transforming are the roles the Arctic plays in the global climate, economic, and societal systems. Arctic Report Card (ARC) 2025 marks the 20th annual installment of this report as a timely account of the state of the Arctic environment.
Druckenmiller et al. (Mon,) studied this question.
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