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.

Pacific Crest Traill Association:  www.pcta.org/

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

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.