Related topics: ocean ยท carbon dioxide

New threat from ocean acidification emerges in the Southern Ocean

The oceans act as a carbon sink and have already absorbed more than 40% of anthropogenic carbon emissions. The majority of this CO2 has been taken up by the Southern Ocean making these waters hotspots of ocean acidification ...

How deep-ocean vents fuel massive phytoplankton blooms

Researchers at Stanford University say they have found an aquatic highway that lets nutrients from Earth's belly sweep up to surface waters off the coast of Antarctica and stimulate explosive growth of microscopic ocean algae.

Mapping the global distribution of phytoplankton

Researchers at ETH have charted the distribution of phytoplankton in the world's oceans for the first time and investigated the environmental factors that explain this distribution. They concluded that plankton diversity ...

Study looks to iron from microbes for climate help

Distributing iron particles produced by bacteria could "fertilize" microscopic ocean plants and ultimately lower atmospheric carbon levels, according to a new paper in Frontiers.

Researchers discover new nitrogen source in Arctic

Scientists have revealed that the partnership between an alga and bacteria is making the essential element nitrogen newly available in the Arctic Ocean. The microbial process of "nitrogen fixation" converts the element into ...

Small animals with big impact

Copepods, the world's most common animal, release unique substances into the oceans. Concentrations of these substances are high enough to affect the marine food web, according to new research from the University of Gothenburg. ...

page 10 from 27