Franz's blog

Tag Archives

Catchment delineation with QGIS

Very often catchment delineations are required for several processes in hydrological analysis. The GIS offers a lot of flexible tools in order to derive these …

Working with Elevation data in QGIS

The information which can be derived from Elevation data have a lot of applications in different fields of the science, from hydrology, risk analysis, urban …

Create Contours with Global Mapper

Global Mapper can easily obtain geographic information from different sources, in a simple way. To create contour lines anywhere in the world, you must first …

How to make a fancy elevation profile including XY points

I did not expect that making a decent graph of an elevation profile could be a hard task. I tried to make it in ArcMap, but it did not meet my expectations for …

Merge multiple rasters into single one in ArcGIS

Merge two or more raster from a set of images in ArcGIS, is a very simple and very useful process when you need to merge multiple digital elevation models or …

Calculate the volume of a mountain or elevation in ArcGIS

Knowing the volume of a mountain, hill, volcano or any kind of elevation, the principle is based on finding the difference of two digital elevation models, the …

Fundamentals of Remote Sensing Tutorial PDF

Fundamentals of Remote Sensing Tutorial, is available for free by The Canada Centre for Mapping and Earth Observation (formerly Canada Centre for Remote …

Create a nice map with shaded relief in ArcGIS

Once completed the hard work involved in making a map, beautiful presentation is how to add value, for more visual appeal to those who qualify our work, …

Watershed delineation with ArcGIS

For automatically define a watershed, it is necessary to properly define their boundaries, considering upstream from an outlet point, and are usually …