The previous three chapters covered the basics of perception, how D3 talks to the web and how not to lie with your data visualizations. This chapter introduces you to the incredibly diverse world of data and aims to provide you with ways to navigate it.
Finding and Acquiring Data
Finding data is easy: we are drowning in it. Of course, obtaining relevant data is more complicated, but we will get there, too. First, we will explore the realm of readily available data online.
Open Data Portals
Open data is data released ...