Textbook in PDF format Geographical information systems (GIS) are powerful tools for reporting on the environment, natural resources and social and economic development; modelling the environmental, biophysical, social and economic processes; assessing environmental and social impacts; evaluating environmental, social and economic policies and actions and dissimilating spatial information. Geographical Information Systems: A Practical Approach provides the fullest available introduction to GIS and their environmental, social and economic applications. This new edition has been substantially revised and updated to incorporate the key developments in GIS technology and spatial data science and their applications that have taken place in recent years. Dedication List of Figures List of Tables Preface GIS Overview Spatial Data and Data Management Spatial Data Input and Manipulation Spatial Visualisation Spatial Analysis Spatial Data Exploration with Statistics Remote Sensing Data Analysis Terrain Analysis Spatial Modelling and Decision Analysis Applications of GIS Index