Generating Contours from DEM in QGIS

      A few weeks ago I wrote a post on “Generating DEMs from Contours” which was quite a straight forward process as explained.In this post , I will show how to “reverse... Read more »

Using Free GPS Tools for Mapping

Sometimes we find ourselves lost while travelling. Right? But have you really tried to leverage some of the modern technology on your mobile phones to avoid trouble while navigating? Thanks to technology... Read more »

Maps for the Color blind

We are living in an era of digital maps.We’ve evolved from static maps to dynamic maps where different formats(icons,pictures) of information are being developed and shared by a large group of people... Read more »

Generating DEMS from Contours in QGIS

Well, Today was a great day in my GIS works. A colleague asked “Can I generate a DEM of my region using QGIS?” This was my answer to them “YES”. Then they... Read more »

9 essential GIS skills

A GIS automates creating, analyzing, manipulating, storing , querying and retrieval of spatial data for users. However, there are various essential skills that a user should have to utilize the capabilities of... Read more »

Adding layers from GeoServer in QGIS

In a GIS, the ability to handle more data formats is of key priority while developing the system. This gives the GIS users a wider variety of formats to choose from during... Read more »

Publishing maps using QGIS Cloud

Sharing the outputs of your GIS work with other people on the globe has become a common practice nowadays. The methods used in sharing this information matters and depends on a number... Read more »

Adding data into ExtJS grid from PostgreSQL with PHP-The JSON format

Data loading from a database into an application is useful more so if there will be frequent changes on the data stored in the databases. The data is loaded from the database... Read more »

Open Source Web Mapping

During my second year of college, I came across this technology where maps could be rendered online (web mapping) and users could interact with the maps for visualization and analysis. I found... Read more »

Tourist attractions in the USA

        USA is prominent worldwide for its ample and startling tourist attractions. It has interesting and fascinating sites in the world and thus receives millions of tourists annually.       Tourists flood this... Read more »


This is an explanation of the activities involved in growing rice in Mwea irrigation scheme. INTRODUCTION Mwea irrigation scheme is in Kirinyaga county, Central province and is the biggest rice producing scheme... Read more »