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Earth Expeditions

Viewing Posts from July 2020

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    An Active Arctic: Where Sea Ice Meets the Midnight Sun

    The German icebreaker Polarstern lit up on every deck, acting as a beacon for researchers navigating the Arctic terrain. Credit: University of Maryland / Steven Fons

    By Emily Fischer, Goddard Space Flight Center In the early 1900s, Ernest Shackleton attempted to travel across Antarctica, but as they neared the continent his ship became stuck in an pack of sea ice and was slowly crushed before it reached the landmass. Over 100 years later and on the opposite side of the globe …

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    Chasing Satellites with Jacques Cousteau

    acques Cousteau and his team of expert divers were a key part of the success of the 1975 NASA-Cousteau Bathymetry Experiment. In this photo from left to right: Bernard Delemotte, Chief Diver; Henri Garcia; Jean-Jérome Carcopin, and Jacques Cousteau. Photo credit: NASA

    By Laura Rocchio, Goddard Space Flight Center Leaving from Nassau on a Tuesday night in August 1975, Jacques Cousteau and his team set out on the Calypso for a three-week expedition designed to help NASA determine if the young Landsat satellite mission could measure the depth of shallow ocean waters. For days, the Calypso played …

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    Operation IceBridge: Glaciers Aren’t Forever

    by Emily Fischer Flying a plane over Alaska's vast landscape provides a birds-eye view of some incredible sights. Bears run across frigid streams, moose trample through mounds of snow, and golden eagles own the air above ice-capped mountains. Glaciers cut paths through these mountains, leaving lakes and rivers in their wake. These glaciers are especially …

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