Fossil Fish Teeth Reveal Ocean Life Boomed During an Ancient Global Warming Event
Fossil fish teeth and marine barite records show that pelagic fish productivity and carbon export rose together during the Paleocene-Eocene ...
Tag: paleoceanography
Ice Age Arctic Ocean Was Cut Off From the Atlantic and Filled With Freshwater
New beryllium isotope evidence from seafloor sediments shows that the Arctic Ocean and Nordic Seas were repeatedly cut off from ...
Deep-Sea Isotopes and Climate Models Reveal a Surprisingly Hot Miocene Warm Period
A new model-data synthesis of benthic foraminiferal oxygen isotopes indicates the Miocene Climatic Optimum was about 7.5 degrees Celsius warmer ...
Tiny Ocean Fossils in Argentina Reveal How Life and Climate Rebounded After the Dinosaur-Killing Asteroid
A continuous Argentine sediment record shows that after the K–Pg extinction, opportunistic foraminifera dominated the ocean before a 1.5 °C ...
Iron-Choked Oceans Slowed Life’s Recovery After Earth’s Worst Extinction
New multi-proxy evidence from South China and western Canada shows that after the end-Permian mass extinction, shallow seas shifted into ...
Tiny Algae Rewrote the End of a Six-Million-Year Ocean Bloom
A comparison of fossil coccolithophore assemblages from the South Atlantic and Indian oceans shows that regional dominance of different bloom-forming ...
Iron, Not Nutrients, Drove the Ice Age Ocean’s Carbon Grab, Massive Model Ensemble Shows
A 480-simulation ensemble of the Last Glacial Maximum reveals that iron availability, flexible plankton stoichiometry, and parameter uncertainty together governed ...
Ancient Blue-Green Algae Left a Global Fossil Signature in Cambrian Seas
A sweeping analysis of Cambrian Series 2 carbonates from South China reveals 15 species of calcified cyanobacteria, two new species, ...
Ghost Invaders of the Arctic: Tiny Fossils Rewrite the Ocean’s Icy Past
A landmark reanalysis of Arctic sediment cores resolves a 50-year taxonomic mystery, revealing that two distinct warm-water foraminifera species invaded ...
Tiny Ocean Algae Reveal How Monsoon Rains Weakened the Indian Ocean’s Carbon Pump During the Last Ice Age
A 53,000-year coccolithophore record from the Bay of Bengal shows the ocean's biological carbon pump was weakest during the last ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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