To track changes in sea ice, the Norwegian research vessel Lance drifted along with it for five months in 2015, on a rare voyage from Arctic winter into spring. Photo: Andy Isaacson
NATIONAL GEOGRAPHIC | Earth cools when sunlight reflects off Arctic sea ice—which is melting away. Where does that leave us?
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Photos by: Andy Isaacson
BIOGRAPHIC | A team of herpetologists treks into one of South America’s most pristine and poorly understood mountain ranges and discovers animals found nowhere else on Earth.
Read MoreThe R/V Lance. Credit: Andy Isaacson
NATIONAL GEOGRAPHIC | Life aboard the icebound R.V. Lance, as scientists study the effect of warming temperatures on the Arctic.
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