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Relief Shading
There are different methods for achieving a shaded relief map and resources for understanding this cartographic technique are listed here.
Cow Magnetism
A study using imagery from Google Earth has found that cattle grazing or resting tend to orient their bodies north-south.
Object Oriented Image Analysis For Urban Development and Management
The research topic is land cover mapping with object oriented image analysis approach. The research took urban conglomeration of Vijayawada city as one of the … Read more
Mapping mountains from space with GOCE
Mount Everest 1 August 2007 How high is Mount Everest exactly? Recent surveys have come up with heights that differ by more than … Read more
Methods for Creating Spatial Databases
There are several ways in which to bring spatial data into a GIS. This article provides a brief overview of some of the more common methods for creating vector GIS data.
Uses of GIS/GPS in the Space Shuttle Columbia Debris Recovery
On February 1st 2003, the Space Shuttle Columbia was destroyed upon re-entry to the earth’s atmosphere. GPS and GIS technologies are helping in the recovery … Read more
Remote-Sensing Technologies
Remotely-sensed imagery from aircraft and satellites represent one of the fastest-growing sources for raster GIS data.