Ladies and gents: Blackle is possibly the coolest thing since... well... since solar panels. Check this out:
"If Google had a black screen, taking into account the huge number of times this search engine is used, 750 mega watt hours of energy per year would be saved. In recognition of this fact, Google has created a black version of its search engine, called Blackle, with exactly the same functions as the white version, but with lower energy consumption. Bookmark it today and pass it along:
If you are suspicious, read this first http://www.blackle.com/about/"