A review of recent research advancements takes a deep dive into North Atlantic ocean circulation and its potential role in historical climate shifts.
paleoclimatology & paleoceanography
Posted inFeatures
The Tides They Are a-Changing
The twice-daily ebb and flow of the sea have the power to change the planet. Weak tides could have allowed Earth to freeze over, and strong tides may have given vertebrates a leg up on land.
Posted inNews
North Carolina Bald Cypress Tree Is at Least 2,674 Years Old
Researchers say it’s the oldest-known living tree in eastern North America. If it hadn’t been protected, it could have ended up as garden mulch.
Posted inResearch Spotlights
Explaining Ocean Acidification Patterns During Ancient Warming
Asymmetrical changes in ocean circulation and the marine carbon cycle could account for different degrees of ocean acidification between the Pacific and Atlantic.
Posted inEditors' Vox
A Tribute to Wally Broecker
An editor of Paleoceanography and Paleoclimatology shares fond memories of his postdoc with Wally Broecker, who died in February.
Posted inResearch Spotlights
Late Cretaceous Extreme Warmth at High Southern Latitudes
New proxy data indicate sea surface temperatures at high southern latitudes reached over 35°C during a period of extreme greenhouse climate that began about 100 million years ago.
Posted inNews
Podcast: When the Sahara Was Green
Past climate change likely motivated human migrations.
Posted inNews
Did Global Glaciation Cause the Great Unconformity?
In a new study, researchers make the case that large-scale glaciation during parts of the Neoproterozoic era led to extensive erosion of Earth’s crust.
Posted inAGU News
How Did We Get Here?
With a discovery made from fossils in the seabed, paleoceanographers and paleoclimatologists began tracing the delicate path between ancient eras and our future.
Posted inNews
Scientists Discover Pristine Collection of Soft-Tissue Fossils
The fossils include jellyfish, box jellies, branched algae, and sponges, which are underrepresented in or missing from other deposits.