The Use of Remote Sensing Devices for Acquiring Data for Environmental Management Purposes. Report 2. Application of Photographic Remote Sensors to an Environmental Management Problem


Book Description

This report demonstrates the application of a procedure developed for the systematic application of photographic remote sensor systems to specific environmental data acquisition problems. Of particular importance to this procedure is a quantitative approach to predicting a proper mission profile (i.e. film-filter combinations, scale, etc.) as a function of properties of the features of interest and the surrounding environment. The application of the procedure to an environmental management problem at a military facility within CONUS, Fort Carson, Colorado, is discussed. The primary emphasis of the work is on the acquisition of data relevant to measurement of the effects of maneuvering vehicles on the environment in two training areas (80 km2) on the post. The parameter selected for measurement is the length of vehicle paths per unit area, referred to as vehicular usage. An obvious application of the map is to support scheduling of training in areas of lowest vehicular usage and to identify areas subject to severe environmental damage.




Earth Resources


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Scientific and Technical Aerospace Reports


Book Description

Lists citations with abstracts for aerospace related reports obtained from world wide sources and announces documents that have recently been entered into the NASA Scientific and Technical Information Database.










The Use of Remote Sensing Systems for Acquiring Data for Environmental Management Purposes. Report 1. A Procedure for Predicting Image Contrasts in Photographic Remote Sensor Systems


Book Description

Airborne remote sensors provide a potentially expedient technique for obtaining environmental data for baseline descriptions of multi purpose military installations or of impact of activities on the environment within a reasonable time and cost framework. Although the feasibility of using remote sensing techniques for these purposes has been demonstrated, the acquisition of imagery of sufficient quality to provide the necessary data for the many and diverse environmental features and phenomena of interest requires systematic and quantitative planning. This report presents an analytical procedure (referred to herein as the remote sensing simulation model) that provides a means for selecting a sensor system and mission profile objectively to enhance imagery for specific purposes. The model is computerized and calculates the amount of contrast that will occur between two features of interest on a photographic image as a function of reflectance properties of materials, atmospheric conditions, solar zenith angle, sensor altitude, and sensor characteristics. Illustrations of model application to two hypothetical problems are given. The remote sensing simulation model provides a general tool for acquisition of photographic remote sensing techniques and evaluation of the applicability of these techniques to specific or general problem areas.