Zobrazeno 1 - 10
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pro vyhledávání: '"H. T. U Smith"'
Autor:
H. T. U. Smith
Publikováno v:
The Journal of Geology. 73:557-578
The stabilized dunes of central and western Nebraska cover approximately 22,000 square miles and represent the largest dune area in North America. The dunes are of three different types, formed at three different times. The oldest dunes, classed as t
Autor:
H. T. U. Smith
Publikováno v:
The Journal of Geology. 57:196-215
At several places in the Driftless Area there occur anomalous surface features not readily explicable on the basis of processes now active. In the Baraboo area, blocks of quartzite from the pre-Cambrian bedrock have accumulated in block streams, bloc
Autor:
H. T. U. Smith
Publikováno v:
Geografiska Annaler: Series A, Physical Geography. 55:69-84
In the Norman Wells area, precipitous escarpments at two localities are flanked by fossil composite talus glaciers of unusual size, extent, con- figuration, and topographic setting. The term, pied- mont talus glacier is proposed as descriptive. Talus
Autor:
H. T. U. Smith
Publikováno v:
Nature Physical Science. 238:72-74
THE “yellow clouds” observed telescopically on Mars have been attributed to wind-blown dust and the role of aeolian erosion and deposition in the development of Martian surface markings and topographic features has been considered1–5. Photograp
Autor:
H. T. U. Smith
Publikováno v:
Science (New York, N.Y.). 116(3015)
Autor:
L. L. Ray, H. T. U. Smith
Publikováno v:
Science (New York, N.Y.). 93(2409)
Autor:
H. T. U. Smith
Publikováno v:
Science (New York, N.Y.). 122(3166)
Autor:
H. T. U. Smith
Publikováno v:
Science (New York, N.Y.). 148(3672)
An area of some 18 square kilometers at the head of Wright Dry Valley displays an erosional terrain of unique characteristics—a labyrinthine complex of erratic, interconnecting channels cut to depths of more than 100 meters in bedrock. It is interp
Autor:
H. T. U. Smith
Publikováno v:
The Journal of Geology. 70:757-758
Autor:
H. T. U. Smith
Publikováno v:
Science. 135:1123-1123