Below is a listing of outdoor organizations and events in southern Ohio.  

Arc of Appalachia

http://arcofappalachia.org/

https://www.facebook.com/ArcofAppalachia

http://arcofappalachia.org/arc-events/

The Nature Conservancy, Edge of Appalachia

https://www.nature.org/en-us/get-involved/how-to-help/places-we-protect/edge-of-appalachia-preserve-system/

https://www.facebook.com/ohionatureconservancy/

Shawnee State Forest and Park

http://parks.ohiodnr.gov/shawnee

http://forestry.ohiodnr.gov/shawnee

https://www.facebook.com/ShawneeStatePark

http://parks.ohiodnr.gov/portals/parks/pdfs/things_to_do/naturalists/shawnee10.pdf

http://naturepreserves.ohiodnr.gov/

Friends of Scioto Brush Creek 

https://www.facebook.com/friendsofsciotobrushcreek/

https://www.facebook.com/pg/friendsofsciotobrushcreek/events/?ref=page_internal

Connex

https://www.facebook.com/connexmoves/

https://portsmouth.connexmoves.org/

https://portsmouth.connexmoves.org/calendar/