Snow and Ice

Cracking Icy Secrets of New Penguin Colonies
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Cracking Icy Secrets of New Penguin Colonies

Populations of gentoo penguins are growing, and remote sensing data are helping scientists figure out why.

Published Sep 23, 2020

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Arctic Sea Ice Reaches Second-Lowest Extent
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Arctic Sea Ice Reaches Second-Lowest Extent

The Arctic sea ice extent continues its long-term downward trend.

Published Sep 22, 2020

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Where Ice Still Flows into Glacier Bay
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Where Ice Still Flows into Glacier Bay

In this changing Alaskan landscape, tidewater glaciers are holding on to the bay’s West Arm.

Published Sep 10, 2020

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Inlet’s Iceberg Maker Is Nearly Gone
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Inlet’s Iceberg Maker Is Nearly Gone

Retreating glaciers have changed how visitors experience Glacier Bay National Park in southeast Alaska.

Published Aug 27, 2020

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Grand Plateau Glacier
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Grand Plateau Glacier

Views from above show the extent of change across Alaska’s Glacier Bay National Park.

Published Aug 12, 2020

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