Solar energy has its benefits and shortcomings, just as any energy source does. However, to some folks, solar power
just seems so much more attractive and "natural" than nuclear power or even wind energy. Everyone recognizes the sun as a source of energy, and solar panels to turn sunlight into electricity generally don't have lots of noisy moving parts or any visible waste products. If you ignore all the drawbacks, solar energy is perfect. If you're a solar power fanboy or fangirl, check out a few of these links.
If you'd like to read more awesome and interesting stuff, check out this unrelated (but not entirely random!) Techdirt post