Incoming Resources
- Rain for the earth
- Saving our soil, solutions for sustaining earth's vital resource, James Glanz
- Nature study for conservation;, a handbook for environmental education, [by] John W. Brainerd
- Dirt!, the movie, Common Ground Media, Inc. presents ; a film by Bill Benenson and Gene Rosow ; produced by Bill Benenson, Gene Rosow, Eleonore Dailly ; directed by Bill Benenson and Gene Rosow ; co-director, Eleonore Dailly