18 Artist with climate scientist Craig Tweedie, thirty feet below a giant ice wedge in research ice cavern dated 75,000 years, Utqiagik, Alaska

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Artist with climate scientist Craig Tweedie, thirty feet below a giant ice wedge in research ice cavern dated 75,000 years, Utqiagik, AK

Artist with Climate Scientist Craig Tweedie in ice cavern dated back 75,000 years, Utqiagik, AK.