Yardang Trough

yardang trough

[¦yär‚daŋ ′trȯf]
(geology)
A long, shallow, round-bottomed groove, furrow, or trough cut into a desert floor by wind erosion and separated by a yardang from the neighboring trough.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Yardang Trough

 

(Russian, iardang), a narrow, straight furrow approximately 1 m deep separating steep, asymmetric, sharp-crested banks (yardangs) and lying in the direction of the dominant wind. Yardangs and their troughs are formed in desert regions on the surface of clayey, loamy, and more coherent deposits.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.