Greene County Historical Society - Includes hours of operation and overview of exhibits including its collection of Monongahela Culture artifacts, and Greensboro pottery. - http://www.greenecountyhistory.com/
Greene COunty Pennsylvania Genealogy Project - Affiliated with the PAGenWeb and USGenWeb projects this site provides resources for history and genealogy research. - http://www.pa-roots.com/~greene/
Humane Society of Greene County - Listing cats and dogs for adoption. Also provide animal cruelty investigations, an article on the plight of captive elephants, and foster care opportunities. - http://greenepet.org/