Adventurers and Scientists for Conservation:  http://adventureandscience.org/

A wonderful program that I hope to contribute to during my CDT thru hike.  This organization hopes to bring together scientists who need field data and adventurers who are in the field, able to collect data!

Appalachian Trail Conservancy: www.appalachiantrail.org

Everything you need to know about the group that cares for the Appalachian Trail.

Freedom To Roam:  http://www.freedomtoroam.org/

Its all about wildlife corridor conservation.  Great website to get informed and help with the efforts being made to keep wildlife passages open to just that- wildlife.  Be sure to check out the witness for wildlife page as well.  I hope to aid in this project by recording and reporting my observations when hiking through wildlife corridors.  

Continental Divide Trail Society:  http://www.cdtsociety.org/

The other group that cares for the Continental Divide Trail.

Keystone Trails Association:  http://www.kta-hike.org/

The largest trail group for all of the hiking trails in Pennsylvania.

Pacific Crest Traill Association:  www.pcta.org/

Everything you need to know about the group that cares for the Pacific Crest Trail.

Purple Lizard Maps  www.purplelizard.com

These maps are the best!  Cartographer Michael Hermann has produced many maps in Maine, including Maine's portion of the Appalachian Trail.  He also creates maps of state forests and other recreational areas in Pennsylvania.  If you're ever in need of a map and an adventure, check out this site!

Quest:  http://quest.bloomu.edu/

Quest is the outdoor adventure and leadership development program at Bloomsburg University.  They offer many exciting adventures for the Bloomsburg student population as well as the local community.