A decade-long research collaboration has revealed that the split between Africa and North America roughly 200 million years ago was more drawn out than previously thought.
North America
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Ancient Eruption May Change Our Understanding of Modern Volcanoes
Bubbles trapped in magma from a 1,000-year-old event reveal how scoria cones might erupt and what impact they may have on the landscape and atmosphere.
Posted inScience Updates
Geological Surveys Unite to Improve Critical Mineral Security
A three-nation consortium is pooling geological expertise and resources to address vulnerabilities in supplies of these crucial natural resources.
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Overturning in the Pacific May Have Enabled a “Standstill” in Beringia
During the last glacial period, a vanished ocean current may have made the land bridge between Asia and the Americas into a place where humans could wait out the ice.
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European Colonists Dramatically Increased North American Erosion Rates
Around 200 years ago, when conversion of land for agriculture became more widespread, the amount of sediment accumulating in riverbeds across the continent jumped tenfold.
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Feedback Loops of Fire Activity and Climate Change in Canada
New research documents how a warming climate contributes to patterns in wildfire severity and frequency and how the fires contribute to climate change.
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The Resurrection Plate Is Dead, Long Live the Resurrection Plate
Using a technique similar to taking a CT scan of Earth, researchers found the possible remnants of a long-debated “missing” tectonic plate.
Posted inResearch Spotlights
¿Cómo Afecta el Reverdecimiento del Ártico al Agua Subterránea?
Nuevas investigaciones examinan cómo los cambios en la ecología de la superficie influyen en la hidrología subterránea en el Ártico.
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A Little-Known Mass Extinction and the “Dawn of the Modern World”
Volcanic eruptions in what is now western Canada may have triggered a million years of rain and a mass extinction that launched the reign of the dinosaurs.
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Winter Drought Relief Unlikely in Western U.S.
This year is still on track to be one of the hottest years on record around the globe.