It pays to stand out in the blogging world, and an attractive theme is the surest route to making a good impression. The WordPress community creates several free, good-looking, user-friendly WordPress alternative energy themes.
Often the designers of these free themes put a link back to their own site in the footer, and ask us users to leave it there. My thought is, if I like a theme enough to use it, then the designer's earned a little something, so I'm usually happy to leave the link there.
If your WordPress blog is about alternative energy, renewable energy, or even just eco-conscious, then check out these six themes.