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Known as Miss Piggy, the weather balloon collects data within the few thousand feet of atmosphere above the ice. Graeser wears a red snowsuit, and the ship Polarstern is visible in the distance. December 12, 2019. Photo: Esther Horvath
Known as Miss Piggy, the weather balloon collects data within the few thousand feet of atmosphere above the ice. Graeser wears a red snowsuit, and the ship Polarstern is visible in the distance. December 12, 2019. Photo: Esther Horvath

The high Arctic...