ICT Update - a bulletin published by the Technical Centre for Agricultural and Rural Cooperation (CTA) about podcasts and their relevance to rural communities.
Audioactivism - Brian C. Russel is a media activist who produces this podcast and weblog. Take a look at his Podcasting tutorial and intro, his How to create an interview podcast on the cheap as well as DIY Radio.
Mobile podcast - an article on how to create your own mobile podcasts.
Britt Bravo is a writer specializing in stories about individuals and organizations that are creating social change. Read her tips on Seven ways nonprofits can use podcasts.