Heat

2020 Tied for Warmest Year on Record
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2020 Tied for Warmest Year on Record

Earth’s average temperature has risen more than 1.2°C (2°F) since the late 19th century.

Published Jan 14, 2021

Image of the Day Atmosphere Heat Remote Sensing World of Change Temperature Extremes

Mount Fuji’s Missing Snow
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Mount Fuji’s Missing Snow

The lack of snow cover in December left Japan’s iconic mountain looking a little different than usual.

Published Jan 12, 2021

Image of the Day Heat Land Severe Storms Snow and Ice Remote Sensing

Kilauea’s Lava Lake Returns
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Kilauea’s Lava Lake Returns

Water that had pooled in the crater since 2019 quickly boiled off during an eruption that began in December 2020.

Published Jan 7, 2021

Image of the Day Heat Land Volcanoes Remote Sensing

The Long Decline of Arctic Sea Ice
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The Long Decline of Arctic Sea Ice

Forty years of satellite data show that 2020 was just the latest in a decades-long decline of Arctic sea ice.

Published Jan 6, 2021

Image of the Day Heat Water Snow and Ice Remote Sensing

Shrinking Margins of Greenland
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Shrinking Margins of Greenland

At least 200 of the island’s coastal glaciers have retreated over the past 20 years.

Published Jan 2, 2021

Image of the Day Heat Land Water Snow and Ice Remote Sensing