Nonprofit Blog Exchange, etc.

Nonprofit Blog Exchange
http://nonprofitblogexchange.blogspot.com/

5 Tips to Start a Nonprofit Blog
http://havefundogood.blogspot.com/2007/01/5-tips-to-start-nonprofit-blog.html

SSIR Opinion Blog
http://www.ssireview.org/opinion/

Go Green Weblog
http://gogreenweblog.com/category/conservation/