From a review of the First Edition: "The book is timely, packed with useful background information, and thought-provoking in its treatment of future prospects ...the definitive guide to GIS."-Photogrammetric Engineering & Remote Sensing The one-stop source for current and comprehensive information on GIS-now in a new edition The long-awaited Second Edition of Geographical Information Systems brings this definitive reference up-to-date with the latest developments in GIS techniques and practice. Completely restructured and rewritten by a select international team of almost 100 GIS experts, it remains the resource of choice for anyone seeking detailed, state-of-the-art information on all key aspects of this revolutionary spatial science technology-from underlying principles and methodology (Volume 1) to management and practical applications (Volume 2). Unmatched in scope by any other reference on the subject, Geographical Information Systems, Second Edition provides crucial background on basic GIS concepts and addresses the radical shifts and changes that have taken place in GIS technology and its uses. The new edition comes complete with color illustrations, helpful cross-referencing, plus an extensive bibliography, a list of acronyms, and more-a full range of features that make this landmark resource easier to use than ever. Volume 1 offers in-depth coverage of key GIS principles and technical issues, including: Spatial representation, spatial distributions, and spatial data Data quality, error detection, and spatial analysis New GIS technology, from networked and "open" GIS to desktop environments Current spatial database management methods Data capture using the latest remote sensing and global positioning system (GPS) technologies Techniques for transforming and linking geographical data