The seasonality of oceanic carbon cycling

The ebb and flow of carbon within Earth's systems are complex and ever-moving occurrences. Carbon is a nomadic element, traveling between the atmosphere, ocean, and the soil, rock, and ice of the planet, changing forms along ...

Probing the mysteries of deep, dense Antarctic seawater

In the deepest reaches of the Southern Ocean surrounding Antarctica lies the Antarctic Bottom Water, a mass of the coldest, densest lower layer of water in Earth's oceans. Antarctic Bottom Water plays a key role in the circulation ...

Radiometric dating sheds light on tectonic debate

At the far edges of continents, where the continental shelf transitions into the deep ocean, continental and oceanic plates come face to face. At many of these margins, the denser oceanic plate is pushed below the continental ...

Earthquake depth impacts potential tsunami threat

Earthquakes of similar magnitude can cause tsunamis of greatly varying sizes. This commonly observed, but not well-understood phenomenon has hindered reliable warnings of local tsunamis.

page 15 from 40