The research aircraft Polar 5 has just returned from a six-week expedition in the high Arctic. One of the key aspects of the expedition were large-scale sea ice thickness measurements in the inner ...
READS LANDING, Minn. – By the time the men loaded the airboat onto Lake Pepin's icy shell, the clouds had cleared. Nicholas Lorenz looked up. "Sun's out," he said, "no wind." His crewmate shook his ...
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