Wildlife survey specialist with interest in GIS and statistics, based in Arusha, Tanzania.
Work mostly with QGIS, R ... getting away from using ArcGIS and Excel!
26 How to open a Shapefile in R? jan 20 '12
22 How to add Direction and Distance to attribute table? apr 29 '12
20 Projecting sp objects in R aug 19 '12
20 Is there an automatic function in QGIS to package all files in a project for transferability? sep 12 '12
15 How to export shape file to SpatiaLite mar 19 '12
14 Sum values in a field oct 28 '12
13 OpenStreetMap or Google Map Maker: where should I donate and volunteer my geographical knowledge? may 6 '12
13 Choosing colour-ramp to use for elevation? may 9 '12
12 Raster legend in R: how to colour specific values? nov 29 '11