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Drought Conditions Continue in Spring 2021
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Published March 31, 2021
The western United States is currently experiencing moderate to severe drought, and it is expected to worsen in upcoming months.
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Wild Swings in Great Lakes Ice
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Published March 4, 2021
Despite a cold snap in February, low ice cover prevailed across the lakes in winter 2020-2021.
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2020 Tied for Warmest Year on Record
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Published January 14, 2021
Earth’s average temperature has risen more than 1.2°C (2°F) since the late 19th century.
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The Drying U.S. West
Published December 11, 2020
A serious drought has flared up across half of the United States—a familiar story for the past two decades.
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Taking a Measure of Sea Level Rise: Ocean Altimetry
Published November 5, 2020
The ocean is lumpy and sloshes around its basins for natural reasons. But it is also rising, slowly and steadily.
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Taking a Measure of Sea Level Rise: Land Motion
Earth’s surface may seem motionless most of the time, but an array of measurements show that natural and human-caused processes cause coastal land to rise and fall.
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California’s Rising and Sinking Coast
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Published October 23, 2020
Millions of people in the state live in low-lying coastal areas where land subsidence is exacerbating the risks of sea level rise.
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