'Oregon geospatial data clearinghouse' diaporamas de présentation

Geographic Information Systems Applications in Natural Resource Management

Geographic Information Systems Applications in Natural Resource Management. Chapter 3 Acquiring, Creating, and Editing GIS Databases. Michael G. Wing & Pete Bettinger. Chapter 3 Objectives. Methods to acquire GIS databases, particularly via the Internet

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500,000 meters

General GIS Quick Reference. Earth Earth is spinning and bulges at the equator into an Oblate Spheroid Diameter at equator: ~12,756km (~7,926 miles) At poles: ~12,715.43 km (~7,901 miles). Common Units : IS: Kilometers, Meters English: Feet, Miles

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INTRODUCTION

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