The tunnel will traverse multiple difficult subsoil layers: a surface of historical and active landfill materials, including spoil from London tunneling projects and decades-old power station fly ash, a thick layer of alluvium composed of silts, clays, and peat, and, finally, highly variable chalk.
—
Theo Burman,
MSNBC Newsweek,
6 July 2025
At some point, alluvium buried the entire tusk, possibly from major storm flooding.
Howell said a silt protection barrier on the street near the construction site became clogged, leading to an overflow of water.
—
Matthew Adams,
Fort Worth Star-Telegram,
8 Sep. 2025
The flood left a silt dirt behind, which can be home to these tiny flies that lay their eggs in organic matter typically found in sewer or piping systems.
In a new study published in Antiquity, researchers from Cambridge and Nottingham examined a 16-feet sediment core from Aldborough in Yorkshire, an important center of metal production located at a former Roman tribal town of Brigantes.
—
Maria Mocerino,
Interesting Engineering,
14 Sep. 2025
Direct dating Paleontologists often estimate the age of plant and animal fossils based on sediments where the organic material was preserved.
So, working out that musical movie with the clay of the songs that had already been written and how to work a new scenario around that became a really fun puzzle.
—
Maureen Lee Lenker,
Entertainment Weekly,
11 Sep. 2025
Those intriguing chemical fingerprints include the iron-containing minerals vivianite and greigite, which Perseverance spotted in the clay-rich sediments of a long-dry lakebed.
That’s why architect Catherine Sloan chose wood lap siding (swathed in Benjamin Moore’s Swiss Coffee, OC-45), a cedar-shingle roof, and wood windows.
—
Mary Shannon Wells,
Southern Living,
14 Sep. 2025
But a new shingle (and URL) outside the Pentagon does not solve the fiendish challenges of running the Army, Navy, Marine Corps, Air Force, Coast Guard and Space Force.
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