What was once the world’s most prolific pink diamond mine has always been an anomaly. New research suggests that the end of an ancient supercontinent helped rocket its precious gems to the surface.
Earth science
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Rainfall from Tropical Storms Might Be on the Downswing
Two decades’ worth of satellite data suggest that the rainfall rates of tropical cyclones might be decreasing relative to background levels.
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Rift-to-Ridge: Mid-Atlantic Ridge Segments Imprinted During Rifting
A new seismic study shows that magmatism along the eastern North American rift margin was segmented, and that rift discontinuities influence formation of fracture zones along the Mid-Atlantic Ridge.
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Meteor Impact Site Holds 200-Million-Year-Old Atmospheric Snapshot
Minerals formed in short-lived hydrothermal systems set off by a meteor impact in France preserved information about noble gases in the ancient atmosphere.
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Digitally Preserving Svalbard’s Fragile Geology
A team of researchers is making the iconic rock outcrops of Svalbard available to the world through an open-source database of virtual geological models.
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Ultra-High-Resolution Age Model in Clams Yields Daily Paleo-Data
Using geochemical techniques, scientists identify daily cycles in fossilized giant clams, which permits climate reconstructions at the weather timescale.
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Shaking Up Earthquake Science in Cascadia
A new center will bring together earthquake scientists to study the Cascadia Subduction Zone and clarify seismic hazards.
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Desert Landscape Evolution Controlled by Storm Intensity
A new study in the Negev Desert finds that long-term erosion of a desert escarpment occurs in drier areas where intense storms are most frequent.
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Meteorological Uncertainty Shapes Global Hydrological Modeling
A new study examines the effects of spatiotemporal precipitation uncertainty on key hydrologic processes, including runoff and soil moisture, in a comprehensive sample of 289 cryosphere regions.
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Passing Planetary Boundaries Requires Synergistic Solutions
Considering Earth’s interacting systems could pull the planet back into a stable operating space.