Sentences with phrase «seafloor sediments after»

They build shells from calcite, which are often well preserved in seafloor sediments after the foraminifera die and sink to the ocean bottom.»

Not exact matches

This past June scientists at NASA's Stennis Space Center in Mississippi reported that the eyewall's extreme conditions can stir up ocean currents 300 feet below the surface, disrupting sediment and organisms on the seafloor for as long as a week after the storm subsides.

Those ecosystem changes slow decomposition that normally recycles plant and animal matter back into the ecosystem after organisms die, resulting in more organic matter accumulating in seafloor sediments, the researchers report February 10 in Science Advances.

The new core samples were extracted from roughly 506 to 1,335 meters below the seafloor, and Lowery and his colleagues focused on sediment collected from roughly 617 meters below the seafloor, corresponding to material laid down immediately after the asteroid impact.