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Spotting Disruptions to Earth’s Vegetation
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Published March 11, 2025
Using NASA data, researchers can track vegetation changes around the planet, not just in forests but also in grasslands and savannas like the Brazilian Cerrado.
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What Was Behind Idalia’s Rapid Intensification?
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Published March 10, 2025
A new analysis suggests that a large freshwater plume in the hurricane’s path helped fuel its extraordinary growth.
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Summer Heat Wave in South America
Published February 28, 2025
February 2025 was a scorcher, with record temperatures in parts of Brazil and notable heat in Argentina.
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Sweater Weather in North America
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Published February 20, 2025
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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Fuel for California Fires
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Published January 30, 2025
The buildup of vegetation and a rapid shift from wet to dry conditions played a role in the destructive blazes.
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2024 Was the Warmest Year on Record
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Published January 10, 2025
A NASA analysis shows that global temperatures in 2024 were 1.28 degrees Celsius (2.30 degrees Fahrenheit) above the agency’s 20th-century baseline.
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Cold and Snow Wallop the U.S.
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Published January 7, 2025
The first major, widespread winter storm of 2025 delivered snow, ice, and frigid temperatures to a large swath of the country.
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The Fast Fire Threat
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Published December 12, 2024
Two decades of satellite data show that the most destructive U.S. fires burn in grasslands and shrublands fanned by strong winds.
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Charting the Exceptional, Unexpected Heat of 2023 and 2024
Published November 19, 2024
Global temperatures have soared in recent years and climate scientists are trying to understand why.
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Drought Expands Across the U.S.
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Published November 1, 2024
Dry conditions parched all but two states in October 2024 and worsened as the month progressed.
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