In total, microbes in those sediments, which in some places might extend kilometers below the seafloor, collectively use a mere tenth of a percent of the power consumed in the upper 200 meters of the ocean.
‘Zombie’ Microbes Redefine Life’s Energy Limits|Jordana Cepelewicz|August 12, 2020|Quanta Magazine
An analysis of seafloor sediments dating from 13 million to nearly 102 million years ago found that nearly all of the microbes in the sediments were only dormant, not dead.
These ancient seafloor microbes woke up after over 100 million years|Carolyn Gramling|July 28, 2020|Science News
Volcanoes, metamorphic rocks and the oxidization of carbon in eroded sediments all emit carbon dioxide into the sky, while chemical reactions with silicate minerals remove carbon dioxide and bury it as limestone.
How Earth’s Climate Changes Naturally (and Why Things Are Different Now)|Howard Lee|July 21, 2020|Quanta Magazine
He also put his diving experience to use, cutting into the ice of the alpine Castle Lake and then swimming to the bottom more than 100 feet below to collect sediment samples.
He Found ‘Islands of Fertility’ Beneath Antarctica’s Ice|Steve Nadis|July 20, 2020|Quanta Magazine
Thousands of brachiopod fossils at the site had been clustered in sediment once covered by the sea.
Tube-dwelling sea creatures may be oldest known parasites|Jonathan Lambert|July 13, 2020|Science News For Students
The large bottle is served slightly on its side in a wicker basket so the sediment can sink to the bottom.
Look Out! There’s a Craft-Beer Revolution Taking Over France|Jeff Campagna|December 2, 2013|DAILY BEAST
During dry periods, the prints fermented, and when the rain returned, they were preserved under layers of sediment and mud.
294 Dinosaurs Once Walked on This Wall in Bolivia|Nina Strochlic|October 24, 2013|DAILY BEAST
He works for the National Park Service on "erosion and sediment control."
Hurricane Sandy Turns Washington, D.C., Into a Ghost Town|Lauren Ashburn|October 30, 2012|DAILY BEAST
Fresh river water, carrying its rich load of sediment, no longer reaches and replenishes the Delta.
The Gulf's Next Disaster|Dominique Browning|June 11, 2010|DAILY BEAST
Arsenic, copper, lead and PCBs were found in the soil, sediment and water.
Our Most Polluted States|The Daily Beast|May 19, 2010|DAILY BEAST
Cover it, and leave for forty-eight hours; then decant into bottles, being careful to leave all sediment behind.
What Shall We Do Now?: Five Hundred Games and Pastimes|Dorothy Canfield Fisher
He shook a phial until the sediment at the bottom turned the liquid to a muddy purple as seen against the light.
Left Half Harmon|Ralph Henry Barbour
Boil for five minutes, allow to stand, and decant off clear fluid from sediment.
The Elements of Bacteriological Technique|John William Henry Eyre
Decant the clear liquid from the sediment after a week or ten days rest.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
Several samples of the beer were produced, all of them of a different colour, and filled with sediment.
A Treatise on Adulterations of Food, and Culinary Poisons|Fredrick Accum
British Dictionary definitions for sediment
sediment
/ (ˈsɛdɪmənt) /
noun
matter that settles to the bottom of a liquid
material that has been deposited from water, ice, or wind
Derived forms of sediment
sedimentous (ˌsɛdɪˈmɛntəs), adjective
Word Origin for sediment
C16: from Latin sedimentum a settling, from sedēre to sit
GeologySolid fragmented material, such as silt, sand, gravel, chemical precipitates, and fossil fragments, that is transported and deposited by water, ice, or wind or that accumulates through chemical precipitation or secretion by organisms, and that forms layers on the Earth's surface. Sedimentary rocks consist of consolidated sediment.
Chemistry
Particles of solid matter that settle out of a suspension to the bottom of the liquid.