Contents
Executive Summary
I. Introduction
The need for urban management information
The satellite remote sensing approach
Relations to other information sources
Integration of GIS and remote sensing
Objectives of the report
II. Satellite Remote Sensing and GIS Techniques
III. Review of Major Areas of Application
Base-mappiing
Geometric quality
Elevation mapping
Information content
Land-use and land-cover
Change mapping and updating
Infrastructure
Population
Housing typology
Hazard-prone areas
Watershed analysis
Multisectoral studies, GIS modeling
IV. Technology Issues
Satellite data products
Technical availability and constraints
Climatic constraints
Reference data
Quality control
V. Institutional Issues
VI. Conclusions
Annex A: Procuring Satellite Data Products
Points of contact
Range of products available
Price indications
Cost comparison with aerial photography
Annex B: Reference Data and Quality Control
Annex C: Equipment Requirements
References
Suggested Readings
Glossary
Tables
1-1. Sources of data available for mapping
4-1. Scales of standard photographic products
A-1. SPOT products in scene format
A-2. Landsat TM products in scene format
A-3. SPOT products in map sheet format, precision corrected
A-4. Costs for digital topographical mapping at 1:50,000 scale in Canada
A-5. Costs for analog map revision at 1:50,000 scale in Canada
Boxes
Box 1. Base-map from satellite data
Box 2. Urban land-cover map
Box 3. Detecting changed areas
Box 4. Updating a road map using SPOT data
Box 5. Analyzing urban growth
Box 6. The Singapore land data hub
Figures
2-1. Pointable instruments on SPOT satellites
3-1. SPOT panchromatic image
3-2. Land-cover map produced from SPOT satellite data
3-3. Land-cover change map produced from satellite data
3-4. Road map updated from satellite data
4-1. Satellite image in map sheet format
B-1. Example of an accuracy matrix
