Rates of continental-scale sediment flux and denudation are similar between glacial and interglacial periods when the aggradation of glacier-eroded sediment inhibits fluvial erosion downstream.
sediments
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5,000-Year-Old Copper Pollution Found near the Pyramids
New geoarchaeological research shows that metalworking in ancient Egypt led to significant contamination in a nearby port.
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Hungry Stingrays Shift Serious Amounts of Sediment
While digging for food on estuary bottoms, rays push around literally tons of sediment, changing their habitat in profound ways.
Posted inEditors' Highlights
As the River Flows the Colors Sparkle
Diving into the science behind river color and its relationship with flow.
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Sedimentos radiactivos podrían haber construido los cratones de la Tierra
La meteorización de los primeros continentes podría haber puesto en marcha la formación de cratones, las raíces inmutables de los continentes.
Posted inResearch Spotlights
Microbes Likely Form Magnetite in the South China Sea
Researchers sampled sediment cores and found that where magnetite was abundant, methane-producing bacteria were as well.
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The Tonga Eruption Left Deep-Sea Life Buried in Ash
When Hunga erupted in 2022, ash “decimated” slow-moving species living on the seafloor. More mobile species were able to hoof it out of harm’s way.
Posted inEditors' Highlights
Unlocking Earth’s Terrestrial Sedimentary Record with Paleosols
Harnessing the micro-stratigraphy of pedogenic carbonates, scientists have demonstrated that age determination of fossil soils is possible via uranium-lead dating.
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Sedimentary Basins Tell Zealandia’s Ancient Story
New interpretations and mapping of all New Zealand’s offshore sedimentary basins offer clues about the evolution of Earth’s eighth continent.