map making


Hexagonal binning map showing the locations of 3,000 Walmart stores in the United States.Hexagonal binning map showing the locations of 3,000 Walmart stores in the United States.

Making Maps with D3

D3 is a JavaScript data visualization library using HTML, SVG and CSS.  D3 stands for Data Driven Documents and was developed by  Mike Bostock, Jeff Heer and Vadim Ogievetsky as a successor to the Protovis framework. Making maps with D3 The 3.0 release of D3 now includes a geographic projection system.  Common geographic projections are included […]

To North Arrow or Not to North Arrow

To North Arrow or Not to North Arrow

I started my GIS education back when hand cartography was still a course offered at UCLA.  My early teachers drilled into me the standard of adding a title, north arrow, and scale bar automatically to all maps.  The GIS manager at a place where I first worked was adamant that […]

Ten Things to Consider When Making a Map

Ten Things to Consider When Making a Map

What makes a good map?  When done well, a map is a vehicle for effective communication.  There are many cartographic principles to help guide effective map making.  Below are ten common considerations that all cartographers should incorporate as part of their map making process.  This list isn’t meant to be […]

Basics of a Map

Basics of a Map

A map is almost universally a two-dimensional representation of a piece of three-dimensional space. Only with the advent of modern computer graphics were three-dimensional maps made possible. Maps serve two map functions; they are a spatial database and a communication device. The science of making maps is called cartography. Basic map characteristics […]