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  • Source: Loess
  • Loess (dari Bahasa Jerman: LĂśss) adalah sedimen klastik, sebagian besar berukuran lanau yang dibentuk oleh akumulasi debu yang tertiup angin. Sepuluh persen dari luas daratan bumi ditutupi oleh loess atau endapan serupa.


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Artikel Terkait "loess"

Local regression - Wikipedia

Its most common methods, initially developed for scatterplot smoothing, are LOESS (locally estimated scatterplot smoothing) and LOWESS (locally weighted scatterplot smoothing), both pronounced / ˈloʊɛs / LOH-ess.

Loess | Wind-Deposited Sediment & Soil Formation | Britannica

Loess is a sedimentary deposit composed largely of silt-size grains that are loosely cemented by calcium carbonate. It is usually homogeneous and highly porous and is traversed by vertical capillaries that permit the sediment to fracture and form vertical bluffs.

Loess Definition & Meaning - Merriam-Webster

The meaning of LOESS is an unstratified usually buff to yellowish brown loamy deposit found in North America, Europe, and Asia and believed to be chiefly deposited by the wind.

Loess - Wikipedia

A loess is a periglacial or aeolian (windborne) sediment, defined as an accumulation of 20% or less of clay with a balance of roughly equal parts sand and silt (with a typical grain size from 20 to 50 micrometers), [3][4] often loosely cemented by calcium carbonate.

Loess - Age, Origin, Deposits | Britannica

Loess - Age, Origin, Deposits: For more than a century a number of partly conflicting and partly complementary hypotheses have been put forward to explain the origin of the silt fraction of loess.

Loess - National Geographic Society

03 Jul 2024 ¡ In some parts of the world, windblown dust and silt blanket the land. This layer of fine, mineral-rich material is called loess. Hikers climb the rolling ridges of the Loess Hills in the western part of the U.S. state of Iowa.

Loess records | U.S. Geological Survey - USGS.gov

18 Sep 2024 · Loess is an eolian deposit, composed mainly of silt grains, which can be identified in the field as a distinct sedimentary body. It covers a significant portion of the land surface of the Earth and is one of the most important terrestrial archives of long-term dust deposition. Loess appears on almost all continents, and ranges in thickness up to several hundred of meters. …

Loess Deposits - SpringerLink

Loess is relatively well-sorted clastic sediment that is homogeneous, porous and slightly altered. Typical loess (so called “primary loess”) usually has a yellow or pale yellow color. Coarse silt particles (10–50 μm in diameter) make 40–70% of typical loess by weight.

Loess - Deposits, Windblown, Soils | Britannica

Loess - Deposits, Windblown, Soils: The world’s largest loess-covered areas lie between latitudes 55° and 24° N: in China on the banks of the Huang Ho; on the margins of the continental deserts of Inner Asia; in Central Asia in Kazakhstan, Uzbekistan, the foreland of the Tien Shan, and east of the Caspian Sea; and in Siberia along Lake ...

Loess Plateau - Wikipedia

The Loess Plateau is a plateau in north-central China formed of loess, a clastic silt-like sediment formed by the accumulation of wind-blown dust. It is located southeast of the Gobi Desert and is surrounded by the Yellow River. It includes parts of the Chinese provinces of Qinghai, Gansu, Shaanxi and Shanxi. [4]