Today: Interactive Choropleth World Map using Google GeoChart visualization
Authors: Rosaria Silipo & Paolo Tamagnini
Figure 1. A choropleth map is a geographical map where areas are colored, shaded, or patterned according to a corresponding calculated measure, in this case logarithmic number of 2013 population on a world map.
Today we want to draw the choropleth map as shown above. So what do we need?
- A map of the countries of the world and the corresponding numbers of population.
Our dataset is the CSV file population2013.csv and it contains a list of 214 world countries with their corresponding population numbers as of 2013.