Last year, Blackle launched as a Google custom search engine with a black design, which they said would reduce the amount of watts used during searches. As of this post, Blackle claims to have saved the earth 567,579.120 Watt hours.
Or, if you're green and in favor of consuming less energy, use more black space, as Blackle does. This is normally a result of the site's operational departments setting goals in terms of what they think is a reasonable range.
Blackle is the new Green Google. Blackle was born. Core77 design network blogger Jeannie Chloe named Heap Media's Blackle one of the industrial design highlights of the year. You can read more about Blackle and Blackoogle on some great blogs here...