Butterflies of Ross County
- Presents photos and species accounts of butterflies found within the county.
- http://www.butterfliesandmoths.org/map?dc=438&_dcc=1&si=36

Ross County Environmental Data
- Index to program areas, educational information, newsletters and events available through Ohio State University Extension.
- http://ross.osu.edu/

Ross County Ground-Water Resources
- Factsheet providing information on ground-water resources in the county.
- http://ohioline.osu.edu/aex-fact/0490_71.html

Water Resources of Ross County
- Factsheet providing information on water resources and drinking-water quality in the county.
- http://ohioline.osu.edu/aex-fact/0480_71.html