Back in the mid-1980s, when I established the U.S. Navy’s first GIS, we used mapping software from a company called National Planning Data Corporation (NPDC). In the process, I had several interesting ...

The purpose of a geo-spatial system is to combine data with the questions that are asked administratively. GIS provides spatial information in response to the query -- what next should I look at?

A suitable model is presented in this paper for tracking and displaying of data about mobile objects in Web based Geographic Information System (Web GIS) and Location Based Service (LBS) applications.

The United Kingdom Department for Transport has embarked on a world-leading infrastructure project. By the 2030s, London will connect to Birmingham, Leeds and Manchester via a new rail line with 18 ...