Census map – part 2

Some thoughts about the “fun” elements of trying to produce an interactive choropleth map. This part focuses on CSS and JavaScript issues that popped up on some mobile web browsers.

Improving on a pair of pie charts

A brief discussion about perceptual problems associated with pie charts and some suggested alternatives to using a pair of pie charts to show the composition of a whole at two different points in time. Uses data from an International Energy Agency report.