Search Results for: ocean

An international team including scientists from MARUM discovered ongoing and future tropical diversity decline

The research, published in Proceedings of the National Academy of Sciences (PNAS), used fossils to reconstruct global oceanic biodiversity patterns for the…

The lower mantle can be oxidized in the presence of water

“One of the major lower mantle compositions, ferropericlase (Mg,Fe)O, turns into a pyrite-type structure upon meeting water. This intriguing chemical reaction…

NASA's ICESat-2 measures Arctic Ocean's sea ice thickness, snow cover

Initial results from NASA's new Ice Cloud and land Elevation Satellite-2 (ICESat-2) suggest that the sea ice has thinned by as much as 20% since the end of the…

Benthos in the Antarctic Weddell Sea in decline

Over the past quarter-century, changes in Antarctic sea-ice cover have had profound impacts on life on the ocean floor. As biologists from the Alfred Wegener…

Shrinking snowcaps fuel harmful algal blooms in Arabian sea

A uniquely resilient organism all but unheard of in the Arabian Sea 20 years ago has been proliferating and spreading at an alarming pace, forming thick,…

Simulated deep-sea mining affects ecosystem functions at the seafloor

Polymetallic nodules and crusts cover many thousands of square kilometres of the world's deep-sea floor. They contain mainly manganese and iron, but also the…

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