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Enduring Antarctic Sea Ice
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Published March 11, 2022
An icebreaker cut through persistent sea ice in the Weddell Sea during an expedition that ultimately located Shackleton’s lost ship.
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Hurricane Delta Aims for the U.S. Gulf Coast
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Published October 8, 2020
After making landfall on the Yucatan Peninsula, the category 2 storm was strengthening over warm waters.
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Crater Lurks Beneath the Ice
Published December 2, 2018
The Hiawatha Impact Crater in northwest Greenland was detected through some creative detective work and innovative instruments that can see through the ice.
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Polar Sea Ice at Record Lows
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Published March 23, 2017
In 2017, the Arctic maximum and Antarctic minimum extents of sea ice plunged to record lows.
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An Emerald Vortex
Published February 23, 2017
Fast-growing duckweed can leave swirls of green in Venezuela’s Lake Maracaibo.
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Hurricane Nicole’s Cold Water Wake
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Published October 19, 2016
Hurricanes feed off of warm ocean surfaces, consuming the heat and dragging up cool water from below.
Arctic Sea Ice Minimum Ties Second Lowest on Record
Published September 16, 2016
Since satellites began monitoring sea ice in 1979, researchers have observed a decline in the average extent of Arctic sea ice in every month of the year.
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