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Geographic information systems

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Articles 91 - 94 of 94

Full-Text Articles in Geography

Gis Applications To Glaciology: Construction Of The Mount Rainier Glacier Database, Jeremy Laurence Mennis Jun 1997

Gis Applications To Glaciology: Construction Of The Mount Rainier Glacier Database, Jeremy Laurence Mennis

Dissertations and Theses

This thesis explores the application of Geographic Information Systems (GIS) to glaciology through the construction of a GIS database of glaciers on Mount Rainier, Washington (the Database). The volume and areal extent of these glaciers, and the temporal change to each, are calculated as a demonstration of GIS analytical capabilities. Data for Carbon, Cowlitz, Emmons, Nisqually, Tahoma, and Winthrop glaciers for the years 1913 and 1971 are derived from historic topographic maps. The Database includes two and three-dimensional representations of glacier geometry, such as glacier extent and topography, as well as surface features, such as debris cover. A test of …


The Ohio Gis Network: Stage 1 1993 Investment Fund Development Grant Progress Report To The Ohio Board Of Regents (Ohio Gis Network), Mark Salling Jan 1997

The Ohio Gis Network: Stage 1 1993 Investment Fund Development Grant Progress Report To The Ohio Board Of Regents (Ohio Gis Network), Mark Salling

All Maxine Goodman Levin School of Urban Affairs Publications

The Ohio Geographic Information Systems Network (Ohio GIS-Net) is an innovative consortium of Ohio’s urban and rural universities. The consortium is building a center of excellence where state-of-the-art geographic information systems (GIS) technology is applied to a research agenda that is critical to Ohio's economic development and central to research issues in policy sciences, civil engineering, public administration, economics and the environmental, urban and regional sciences. This cutting edge technology is an essential component of the basic research infrastructure of universities. It is also a critical resource in state and local economic development efforts, building and maintaining public infrastructure, and …


Managing Oregon’S Aquatic Resources : A Dynamic Segmentation Application, Keith Andrew Hupperts Jan 1997

Managing Oregon’S Aquatic Resources : A Dynamic Segmentation Application, Keith Andrew Hupperts

Dissertations and Theses

Many of Oregon's salmon, the cultural icon of the region, are imperil. Salmon runs ranging from the Snake River to the Oregon coast, from chinook to coho to steelhead to cut-throat are being protected or candidates for protection under the federal Endangered Species Act of 1973. As Oregon's salmon decline natural resource agencies, such as Oregon Department of Fish and Wildlife (ODFW), are seeing substantial funding cutbacks. In order to compensate for lost personnel and rising work-loads, ODFW is increasingly turning to new technologies, such as Geographic Information Systems (GIS). This thesis describes the creation of a dynamic segmentation GIS …


Gis Address-Matching And Transportation Analysis, James D. Orrell Aug 1990

Gis Address-Matching And Transportation Analysis, James D. Orrell

Dissertations and Theses

Geographic Information System (GIS) address-matching combined with other GIS processing offers new analytical opportunities in the area of transportation planning and analysis. Address-matching, an automated method for generating geographically-referenced (geocoded) point locations on a map from common tabular databases, can facilitate transportation analysis by providing a planning tool based on individual rather than aggregated spatial distributions more common to transportation issues.

This thesis presents a case study in which GIS address-matching was I applied to a transportation problem at Oregon Health Sciences University (OHSU) in Portland, Oregon. The transportation problem at OHSU is common to major employment centers in urban …