The Toarcian Oceanic Anoxic Event released 20,500 gigatons of CO2. Humanity has generated 12 percent of that in 0.1 percent of the time. By Andrew Paul Published Jun 25, 2024 11:18 AM EDT Add Popular ...

A new study suggests that a series of big "burps" of carbon dioxide could have changed our oceans around 300 million years ago. Published in PNAS, the study identifies five instances in which ...

Northwestern University Ph.D. student, Luca Podrecca takes a break from research in the field near Mount Ashibetsu in Japan. By studying prehistoric rocks and fossils emerging from the side of Mount ...

A quarry illustrating bands of stratified limestone from the ancient seafloor in what is now Mercato San Severino in Italy. Credit: F. Tissot A quarry illustrating bands of stratified limestone from ...

New research from UC Davis, the Chinese Academy of Sciences and Texas A&M University reveals that massive emissions, or burps, of carbon dioxide from natural earth systems led to significant decreases ...

Earth experienced a period of intense, large-scale volcanism during the early Aptian. Around that time, it also experienced widespread ocean deoxygenation during the Oceanic Anoxic Event 1a (OAE1a) as ...

Researchers look to extremes in the past to study how the system reacts to imbalances. They detail an overlooked mechanism for how the ocean can help stabilize massive releases of carbon into the ...

Shark teeth have long fascinated humans. From your average beach-comber stumbling across one embedded in the sand, to a paleontologist trying to determine their ...