One main source of information were cartographic maps of the “Esteros del Iberá” developed by the Military Geographic Institute (IGM, Instituto Geográfico Militar). Nineteen maps in the scale 1:100000 were required to cover the study area. The main information retrieved from the maps were the Level Curves (LC). We decided to use the LC in order to define the limits of the watershed by using a G...

This paper presents the essential temporal data constructs necessary in providing solutions for transportation applications that use dynamic data, such as facility management systems, safety and incident management, transportation planning, emergency management, and intelligent transportation systems. These temporal data constructs are categorized as time stamps, temporal topology and temporal ...

Geographic information systems (GIS) are computer-based tools for geographic data analysis and spatial visualization. They have become one of the information and communications technologies for education at all levels. This article reviews the current status of GIS in schools, analyzes the requirements of a GIS-based learning environment from constructivist perspectives, and discusses the major...

Walking is a critical mode to be encouraged in sustainable urban mobility plans (SUMPs). However, the lack of analysis methodology making it challenging detect walkability aspects necessary develop better policies. Middle East Technical University (METU) Campus was designed with pedestrian-friendly layout which has been threatened recently by different factors (i.e. enlargement campus, changing...