Change in GRASS usage??

[Duane Griffin]

>    Does anyone know if general interest has been increasing
>or decreasing and by how much?  
 
>    (3)  What about other measures?

How about the number of research articles based on, or incorporating, 
GRASS?  Certainly a time lag, but you might be able to get a sense of trends 
over the past few years... a quick and dirty search of Science Citation 
Abstracts or Agricola would be a way to start...

Just a thought.

Duane Griffin
Univ. of Wisconsin Geography