International Encyclopedia of Geography

The Association of American Geographers is undertaking a rather massive project and is planning on producing a 15 volume work titled:  The International Encyclopedia of Geography: People, the Earth, Environment, and Technology

"The goal of the project is to create the most comprehensive and authoritative in-print and online resource covering a field broadly defined to include

• Human geography
• Physical geography
• Geographic information science and systems
• Study of the earth
• Study of the environment"

Full article over at ESRI News