It's not often that you come across investing articles that are also entertaining, but Green Investing is one of these. Instead of a straight article, it is written as if a investor and analyst were talking to one another with the theme being environmentally friendly companies that van be invested in:

Triple bottom consists of a company's social, financial, and environmental return. Green is good, right? All kinds of green. Cash green and Mother Nature green, as in environmentally friendly products...

A fun read even if you aren't into investing...