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Oasis in the desert
Oasis in the desert

Eight stories tall and three blocks long, Masdar's administrative headquarters will be the world's first 100%-solar-powered office building, producing, when it opens in 2010, at least 3% more energy than it consumes. (Fortune graphic by Karbel Multimedia)

NEXT: Block that heat
Last updated December 03 2008: 10:34 AM ET
Eco-friendly city of the future The Emirate of Abu Dhabi begins construction on its green city, Masdar. See the plans for this $15 billion undertaking. More video