The GSG is a specialty group within the Association of American Geographers
(AAG). It costs only $5 (student $1) to join the Water Resources
Specialty Group, but you must be a member of the AAG to be a member of
WRSG. To join the AAG, visit the AAG web page:
Association of American Geographers (AAG)
and click on "Membership". From there you can request the online form to join.
The cost of membership is graduated based on income. As of 9/9/2011 it varied from $70 to $220 per year. There are also special student rates ($38-$54) for AAG membership.