Marine geological sample repositories are vital for ocean science, climate change studies, and more. The value of their collections is growing amid efforts to meet rising demand for their services.
paleoclimatology & paleoceanography
Posted inNews
Looking for Climate Clues in China’s Great Wall
Looking for Climate Clues in China’s Great Wall
In northwestern China, desert conditions have preserved the farthest reaches of the Great Wall. Scientists are now exploring 2,000-year-old building materials for signs of the region’s past climate.
Posted inNews
Ostrich Eggshells Trace Namaqualand’s Ancient Rain
The plant-based nitrogen eaten by ostriches and stored in their eggshells was measured by researchers 20,000 years later.
Posted inFeatures
There is No JOIDES in Mudville
After almost 4 decades of research, the JOIDES Resolution will retire in 2024, leaving the ocean floor in peace (for now).
Posted inNews
Water Corridors Helped Homo sapiens Disperse out of Africa
Wetland conditions during the last interglacial period in parts of the Levant helped propel our ancestors into Arabia, new research suggests.
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A Strong Quake (or Two) Rattled Puget Sound 1,100 Years Ago
Tree rings hint that two neighboring faults ruptured within 6 months of each other and suggest that the maximum magnitude of quakes around Puget Sound could exceed previous estimates.
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Arenas de aguas profundas y dónde encontrarlas
Antiguas avalanchas submarinas llevaron arena al abismo oceánico en el momento en que algunos menos lo esperaban.
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Ancient Mars May Have Had a Cyclical Climate
Hexagonal structures in sediments are evidence of repeated wet and dry conditions on the Red Planet.
Posted inNews
Greenland Was Much Greener 416,000 Years Ago
A fresh analysis of a historic ice core has revealed evidence of a much smaller ice cap.
Posted inNews
Evidence of Earth’s Oldest Glaciers Found in South Africa
The ancient glaciers hint at an Archaean Earth that may have looked similar in some ways to our own time.