Using contours to represent the topography of a site is one of the easiest ways to understand the ground surface conditions. Unfortunately, finding reliable contour data is not always as easy to come by.
This article includes a summary of two different methods of sourcing contours and how they compare. The methods tested in this article include:
- Google Earth + GPS Visualizer + QGIS (“The Google Earth Way”)
- Equator + USGS LiDAR Data (“The LiDAR Way”)
Follow along with the video or read the full article below.