High-resolution topographic data derived from light detection and ranging (lidar) technology enables detailed geomorphic observations to be made on spatially extensive areas in a way that was previously not possible. Availability of this data...
2012-01-01
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Motivated by observations of locally enhanced sea level variability near steep
topographic slopes in regions of strong time-mean flows, effects of zonal ridge topography
on zonal oceanic jet flow are investigated. Unstable wave properties and the...
1995-12-05 (iso8601)
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The location of the Antarctic Polar Front (PF) was mapped over a 7-year period (1987-1993) within images of satellite-deprived sea surface temperature. The mean path of the PF is strongly steered by the topographic features of the Southern Ocean....
1999 (iso8601)
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The forest alpine tundra ecotone (FTE, also known as alpine treeline or subalpine parkland), is a conspicuous feature of mountain landscapes throughout the world. Climate change-driven increases in temperature are believed to result in FTE...
2010-03-09 (iso8601)
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Scale 1:24,000 ; polyconic proj. (W 115°1500--W 115°730/N 36°1500--N 36°730) ; 1 map : col. ; 58 x 47 cm ; 7.5 minute series (topographic) ; Relief shown by contours and spot heights ; Filing title: Las Vegas NM, Nev ; "AMS 2956 II NW--Series...
1973-02-21
1973-02-21 |
Journal: Anthropological Notes, University of Utah Department of Anthropology, "Outline History of the Glen Canyon Region 1776 - 1922", Number 42, September 1959, page 99
1959-09-01
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Set includes various editions. "Surveyed in 1893-94-95". "Engraved June 1897 U.S.G.S." "Contour interval 50 feet. Datum is mean sea level." "Edition of Mar. 1900."...
2025-02-21
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 1925-1926". "Contour interval 100 feet. Datum is mean sea level.". "Edition of 1929"....
2025-02-21
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 1924-1926". "Contour interval 100 feet. Datum is mean sea level." Includes green shading...
1969-02-21
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. Surveyed in 1924". "Contour interval 100 feet. Datum is mean sea level." "Park area reduced from map of...
1965-02-21
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1 map : 45 x 31 cm. or smaller. Relief shown by spot heights. Title supplied by cataloger. Set includes various editions. "Datum is mean sea level". "Advance sheet 64-N-W/2". Scale 1:125,000 (W 120°00--W 119°30/N 48°00--N 47°30)
2025-02-21
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 124 and 1927". Contour interval 100 feet. Datum is mean sea level." Includes green shading...
2025-02-21
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1 map : 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 1909". "Contour intervals 50 feet. Datum is mean sea level." "Edition of Jan. 1911". Diagram...
2025-02-21
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Topography is an important land surface attribute for hydrology that, in the form of Digital Elevation Models (DEMs), is widely used to derive information for the modeling of hydrologic processes. Much hydrologic terrain analysis is conditioned...
2008-01-01
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The Great Salt Lake is a terminal lake whose level is determined by the balance between inflows and outflows. We examine the causes for multimodality in the distributions of lake level and hence volume and area that have previously been examined...
2011-02-17
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Numerous field and analytical methods exist to assist in the quantification of the quantity and quality of in-stream habitat for salmonids. These methods range from field sketches or ‘tape and stick’ ground-based surveys, through to spatially...
2011-09-01
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The application of digital elevation models (DEM's) for geomorphic change detection and assessment of instream freshwater anadromous fish habitat has grown considerably in the last decade. Recent advances in remote sensing technologies such as...
2011-12-01
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'Edition of 1921.' 'W. H. Herron, Acting Chief Geographer; Geo. R. Davis, Geographer In Charge; Topography by H. H. Hodgeson, N. E. Ballmer, and W. B. Upton, Jr.; Control by H. H. Hodgeson, Roscoe Reeves, and D. S. Birkett. Surveyed in 1916.' At...
2025-02-21
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Scale 1:24,000 ; polyconic proj. (W 115°730--W 115°0000/N 36°1500--N 36°730) ; 1 map : col. ; 58 x 47 cm ; 7.5 minute series (topographic) ; Relief shown by contours and spot heights ; "AMS 2956 II NE--Series V896." ; Contour interval 20 feet ;...
1973-02-21
1973-02-21 |
1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 1930, 1935, 1936". Includes green shading indicating wooded areas. "Contour interval 100...
2025-02-21
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 1897 and 1899". "Contour interval 100 feet. Datum is mean sea level." Scale 1:125,000 ;...
1963-02-21
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 1929-1930". "Contour interval 50 feet. Datum is mean sea level." "Edition of 1934". Highway...
2025-02-21
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 1934". Highway information compiled in 1936. "Contour interval 50 feet. Datum is mean sea...
2025-02-21
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 1896-97". "Contour interval 100 feet. Datum is mean sea level." "Readjustment indicates...
2025-02-21
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1 map : col. ; 45 x 31 cm. or smaller. Relief shown by contours and spot heights. Title supplied by cataloger. Set includes various editions. "Surveyed in 1897-98". "Edition of 1901, reprinted in 1917. with corrections." "Contour interval 100...
2025-02-21
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