Tag Archives: overlay analyses

Check out the new Landcover Polygon overlay function in the LecoS QGIS plugin

Posted on December 15, 2012 by

The author of the QGIS plugin LecoS came up with  a new feature which might come in handy for some of you: a polygon overlay tool. This tool can extract raster values and save them directly to the vector layers … Continue reading →

Posted in QGIS, research tools, Software release | Tagged , , | Leave a comment

Mapping Forest resource assessment 2010 data – part II

Posted on January 19, 2011 by

I am creating a series of maps based on the Global forest resources assessment 2010 (FRA). A first example is the map below with the forest and woodland cover per country as percentage of the total land area. The pie … Continue reading →

Posted in Data handling, forest, GIS, GIS software, QGIS | Tagged , , , , , | 1 Comment

Sampling raster values at point locations in QGIS

Posted on February 15, 2010 by

Recently I received an excel file with the coordinates of 144 vegetation sample plots, with the request to get the altitude values for the plots. For those with little experience in GIS, this is easy enough in most GIS programs. … Continue reading →

Posted in Data handling, GIS, GIS software, QGIS | Tagged , , , , , , | 19 Comments