...As sheet erosion progresses, small undulations and grooves form, and as runoff accelerates, the erosion expands (crack erosion, trickle erosion). When erosion progresses further and the soil is dug deep, forming a ravine, this is called canyon erosion (crevice erosion). Water erosion caused by melting snow or ice is called thaw erosion. *Some of the terminology that refers to "canyon erosion" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…面状浸食が進行すると小さな起伏や溝を生じ,流去水の加速とともに浸食が拡大する(雨裂浸食,細流浸食)。さらに浸食が進み土壌が深くえぐられ峡谷が形成されたものを峡谷浸食(地隙(ちげき)浸食)という。水食のうち融雪や融氷に起因するものを融凍浸食という。… ※「峡谷浸食」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
>>: "Kyōgoku Kanpakuki" - Kyogoku Kanpakuki
Born: April 23, 1844, Honolulu [Died] June 9, 1926...
These were native soldiers deployed in Hokkaido d...
…When people meet, there is usually some ritual e...
...A dense forest of tall trees at least 4-5m tal...
This is a district in the western part of Utsunom...
...General term for birds of the Heliornithidae f...
...a laboratory established on the coast mainly f...
An essay from the late Edo period. The author was ...
…Generally, it refers to the rubber ring that for...
...The Danaan Giants (another name for the race o...
Literary figure. Born January 31, 1935 in Ehime P...
Please see the "Zegoisen" page. Source:...
A national tax levied at the time of registration...
…In 1806, De Forest added a third electrode grid ...
〘Name〙 A tea with excellent aroma produced near As...