E-learning: Practical use

GIS tools and applications used for the monitoring of soil and underground water

	About GIS	GIS.pdf860.09 KB
	Free, downloadable GIS software (GRASS GIS)	GRASS GIS.pdf509.78 KB
	Free, downloadable GIS viewers (ArcGIS Explorer, ArcReader)	ArcGISExplorer_ArcReader.pdf436.38 KB
	Introduction to GIS and Hydrologic modeling using ArcView 3.x	Hydrologic_modeling.pdf274.16 KB