Butterflies of Franklin County
- Presents photos and species accounts of butterflies found within the county.
- http://www.butterfliesandmoths.org/map?dc=283&_dcc=1&si=36

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

Keep Franklin County Beautiful
- Nonprofit environmental group challenges people to practice environmental responsibility by promoting their involvement in keeping the places where they work, live, and play clean and beautiful.
- http://www.kfcb.org/

Franklin Soil and Water Conservation District
- Agency responsible for the protection of natural resources within the county that assists landowners in planning and applying conservation practices on their land.
- http://www.franklinswcd.org/

Franklin County Ground-Water Resources
- Factsheet providing information on ground-water resources in the county.
- http://ohioline.osu.edu/aex-fact/0490_25.html

Water Resources of Franklin County
- Factsheet providing information on water resources and drinking-water quality in the county.
- http://ohioline.osu.edu/aex-fact/0480_25.html

Nail-a-Dumper Hotline
- Information about the Anti-Dumping Project, a multi-agency environmental enforcement program to reduce illegal dumping in Franklin County. Contains forms to report a violation.
- http://www.nailadumper.com/