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Geomorphologic characteristics and origin of the valley bottom troughs at the site of three Gorges Dam

Auteurs :
LI, X.
YANG, D.
KE, X.
ZHOU, L.
CHEN, D.
YANG, T.
XUE, G.

Description :
This paper describes valley bottom troughs of the Changiang River and infers the geomorphology development of troughs. The deep troughs are formed by river downcutting along the structural zones on the background of regional tectonic uplift. Trough deepening is due to jet currents with pebbles. The trend of the troughs is controlled is controlled by lenghtways fissure structures.


Type de document :
Article de périodique

Source :
Journal of geographical sciences. Acta geographica sinica, issn : 1009-637X, 2003, vol. 13, n°. 4, p. 507-512, nombre de pages : 6, Collation : Illustration, Références bibliographiques : 6 ref.

Date :
2003

Editeur :
Pays édition : Chine

Langue :
Anglais
Droits :
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