Since pretty much every thought I have is trivial and/or uninteresting, there’s little I can say about Katrina that hasn’t been said far better elsewhere. I signed up on some kind of blog-relief list, and I chose the Salvation Army as my charity. I’m not precisely certain how this works but here’s a link where you can contribute:
Here is the page on Truth Laid Bear where you can sign your own blog up.
Here is a post on Instapundit where a lot of this information has been gathered.