According to wiki.GIS.com one of the reason for using inset map is to provide a reference for an area for unfamiliar readers.  Inset map is...

Almost 2 years ago, I made a post on creating digital elevation map using R . For that post, I used the basic R plotting function to create ...

On my previous post a year ago (on mapping earthquake recorded for the Philippines), it can be seen that there were no earthquake (ep...

This was a revised version of my previous post about the NSCB article . With the suggestion from Tal Galili , below were the new pie charts...

Recently, my friend posted on her Facebook account about the article published by the National Statistical Coordination Board ( NSCB ) abou...

The rainfall received by Quezon City, Philippines was almost double of what the city normally receive for the entire m...

Majority of Metro Manila is affected by floods. Looking at the hourly data from PAGASA weather  station located at Bicutan, Taguig, the gra...

Preparing for a future conference on climate change, I downloaded and extracted average monthly rainfall in the Philippines from worldclim.o...

This blog demonstrates how to produce political/provincial boundary map (below) using R maptools and raster packages.  

In a teaching demo that I have conducted, I discussed on how R can be used to analyze trends and spatial pattern of poverty incidence in th...