Year: 2020

  • Socio-spatial secondary data source for all over the world

    In this post I want to echo this fantastic source of socio-spatial data, perfect for your GIS analysis in most of the countries all over the world The files have been created from OpenStreetMap dataand are licensed under the Open Database 1.0 License. Seewww.openstreetmap.org for details about the project. This file contains data as of…

  • Socio-economic analysis with nighttime light series. Step 1: downloading shapefile of the study area

    Context: we analyze economic changes in Colombian municipalities between 1993 and 2020. We need to download ArcGis, a geographic information system (GIS) for working with maps and geographic information maintained by the Environmental Systems Research Institute (Esri). It is used for creating and using maps, compiling geographic data, analyzing mapped information, sharing and discovering geographic…

  • Socio-economic analysis with nighttime light series: downloading nighttime images

    Context: we analyze economic changes in Colombian municipalities between 1993 and 2020. In this post, we focus on how to download our “raw data”, i.e. the nighttime light data for Colombia. Step 1: Download nighttime light series from NOAA National Centers for Environmental Information (NCEI). Particularly Version 4 DMSP-OLS Nighttime Lights Time Series (DMSP) –…

  • Socio-economic analysis with nighttime light series: uploading nighttime light file to a GIS software

    Context: we analyze economic changes in Colombian municipalities between 1993 and 2020. After having downloaded nighttime images from NOAA National Centers for Environmental Information (NCEI), and install ArcGIS or any other GIS software in our computer, we proceed now to upload nighttime files for our analysis. NOAA provide images covering the whole world which can…

  • What UTM Zone am I in ? Nice tool

    Click on the map or use the Geolocate button to find out which UTM zone you are in.

  • Understanding Public Perceptions of a New Pit Lake in As Pontes, Spain

    The introduction of coal mining in the 1940’s transformed the landscape and economy of As Pontes, Spain. Industrialisation created successive waves of economic and population booms, but when the mining slowed in the 1990s, the region experienced economic depression. Real and perceived social divisions and environmental abuses on the part of the mining company remained…

  • Landscape value

    Landscape value corresponds to an attachment or emotional bond that people develop with places. There are strong cultural ties to landscapes and feelings for the visual beauty of mountains, lakes, coasts, forests, etc., which are a common bond among people or social groups of a given region. Arguments related to landscape values are commonly heard…