There is a new(ish) push on to get major electronics companies to trace where they get their minerals from and to inform the public whether or not their laptops, mp3 players, cell phones etc. are ‘conflict free’. This, I think, is worth supporting. Check out the following links and articles to see what you can do.
http://www.newsweek.com/2010/07/16/the-genocide-behind-your-smart-phone.html (thanks to my good friend Andy for sending me this article).