Dr. David M. Theobald is a Scientist at the Natural Resource Ecology Laboratory at Colorado State University in Fort Collins, Colorado who has been working with GIS since the middle 1980s in the areas of planning, conservation GIS, and landscape ecology.
July, 2000
GIS Data
The Geography Network
Esri launched the Geography Network as “a collaborative and multi-participant system for publishing, sharing and using digital geographic information on the Internet.”