H-Adjunct is an open, inter-disciplinary forum for issues involving adjunct, part-time and temporary faculty at universities, colleges and community colleges. All faculty members, no matter their status, and all interested persons are encouraged to join and contribute.
Here are links to other sites addressing Adjunct and Contingent faculty issues:
The Adjunct Commuter Weekly An online magazine for Adjuncts
The Adjunct Project (Compare your salary to those listed here)
Process A Blog by the Organization of American Historians often on issues relevant to Adjunct Faculty.