Tag Archives: ontario
image georeferencing with QGIS
Quantum GIS (QGIS) has a very powerful image georeferencing module. What that allows you to do is convert screen pixels to a map of an area. The pixels could be from a scanned map or from a screen image. Scanned … Continue reading
Land Information Ontario – or, how I semi-accidentally ordered 3.5GB of terrain data
The Ontario Ministry of Natural Resources has a fairly well-hidden service that provides free geodata to the general public. One has to register with a sign and e-mail form, but there’s a large number of useful data sets available. The … Continue reading