What’s all the fuss…
Spatial Technologies GIS - geographic information systems Remote sensing - satellite and aircraft GPS - global positioning systems digital photogrammetry IT - information technologies and computer systems
Almost all information has a geographic component The 3 “W’s” of geography: –What is where? “Geographic”? Or simply “spatial”? –Why is it there? –Why do I care? Why GIS? Q: What is this? A: A tooth! Not all GIS has to be about land.
Why GIS? GIS provides potential for –Visualization (2- and 3-D) –Communication –Analysis
Visualize… Percentage of children ages 5 to 17 out of 1990 population.
Communicate… The City of San Jose’s on-line Planning and Permit page.
High Priority Low Priority Minimum Riparian Corridor Priority Ranking Analyze… Relative priority of wetlands for restoration and conservation