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Whorls of White off Greenland
Bright snow topped the island's thick ice sheet, while a swirling display of sea ice hugged the southeast coast.
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The Cloudy Waters of Kachemak Bay
Bits of pulverized rock carried by Alaska's glacial streams into the shallow, productive estuary transform the bay's color and can affect some types of marine life.
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New Antarctic Iceberg Speeds Off
Iceberg A-84 has spent part of the Southern Hemisphere's summer zipping along West Antarctica's coastline.
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The Arteries of Ashgabat
Nighttime lights reveal the structure of Turkmenistan's capital city.
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Where California's Land Is Sinking and Rising
The elevation changes may seem small, amounting to fractions of inches per year, but they can increase or decrease local flood risk, wave exposure, and saltwater intrusion.
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Sweater Weather in North America
Even with global temperatures well above normal in February 2025, a blast of frigid Arctic air spilled south into the central and eastern United States.
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River of Fire on Mount Etna
Lava coursed down the snowy slopes of Europe's tallest volcano in February 2025.
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