I've been using fluorescent "swirly bulbs" in hard-to-reach spots for a while now. They do last longer than regular bulbs, though the claims of 6-10 year life spans are exaggerated in my experience. But the figures on energy savings are startling enough that they are making me think of switching to them wholesale. See
this article for details.

Think globally, act locally and all that stuff. I know most of you jamokes hate Walmart, so buy them at your local mom-and-pop (or, in my experience, pop-and-grandpop) hardware stores intead.