Ocean Current Shifts, Not CO2, Explain a 5,000-Year North Atlantic Cooling Puzzle
New alkenone and foraminifera records reveal that late Holocene cooling in the mid-latitude North Atlantic was zonally asymmetric and driven ...
Tag: paleoclimate
Twin Cores in the Cradle of Humankind: How Chew Bahir Drilling Rewrote the Rules of Climate Archiving
A 15-year scientific drilling campaign in Ethiopia's Chew Bahir basin produced twin sediment cores spanning 620,000 years of climate history, ...
Dust Trapped in Antarctic Ice Reveals 7,000 Years of Strengthening Southern Winds
A new dust record from the South Pole Ice Core shows that the Southern Hemisphere Westerly Winds strengthened and shifted ...
Ancient Sediments Reveal 5,000-Year Link Between Atlantic Winds and Greenland’s Ice
A 5,000-year sediment record from southwestern Greenland shows that positive phases of the North Atlantic Oscillation have consistently brought cooler, ...
Hidden Thorium Throws Off Cave Clocks, but a New Fix Rebuilds Maya-Era Timelines
A new multi-method dating framework corrects severe thorium contamination in Yucatán stalagmites, producing robust 2,700-year climate chronologies that can illuminate ...
Ancient Greenland Sediments Reveal Summers 4.7 Degrees Warmer 400,000 Years Ago
Biomarkers preserved beneath 1,387 meters of ice at Camp Century show that Greenland summers about 416,000 years ago were 4.7 ...
When an Ancient Ice Sheet Grew, the Oceans Warmed: A 440-Million-Year-Old Climate Paradox
A coupled climate-ice sheet simulation of the Late Ordovician glaciation reveals that the growth of a massive Gondwanan ice sheet ...
Mile-Deep Amazon Drill Core Reveals a Lost River World From the Dawn of Modern Rainforest Diversity
An 860-meter drill core from Brazil's Acre Basin captures a latest Miocene to Pliocene river system whose sediments and pollen ...
Ice Age Ocean Density Puts Climate Models to the Test
A new study reconstructs ocean surface density during the Last Glacial Maximum from foraminiferal shells and finds that climate models ...
Chemical Fingerprints in Antarctic Mud Reveal 200 Years of Growing Sea Ice in the Ross Sea
Sedimentary biomarkers and diatom fossils from the southwestern Ross Sea reveal that sea ice duration has increased over the past ...
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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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