What

1
Whats all the fuss
2
Spatial Technologies

• GIS - geographic information systems
• Remote sensing - satellite and aircraft
• GPS - global positioning systems
• digital photogrammetry
• IT - information technologies and computer
  systems

3
Why GIS?
Q What is this?

• Almost all information has a geographic component
• The 3 Ws of geography
• What is where?
• Geographic? Or simply spatial?
• Why is it there?
• Why do I care?

A A tooth! Not all GIS has to be about land.
4
Why GIS?

• GIS provides potential for
• Visualization (2- and 3-D)
• Communication
• Analysis

5
Visualize

• Percentage of children ages 5 to 17 out of 1990
  population.

6
Communicate
The City of San Joses on-line Planning
and Permit page.
7
Analyze
Relative priority of wetlands for restoration
and conservation