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Algae are attracting attention because the strains can potentially produce 10 or more times more fuel per acre than the corn used to make ethanol or the soybeans used to make biodiesel.

Sin City is pinning its biggest bet ever — $8.5 billion — on a 67-acre, six-tower complex of striking hotels, gourmet restaurants, swank shops and a single casino that starts opening Tuesday in the heart of the Las Vegas Strip.

Ms. Hale currently serves as Project Leader with the Advocates of Community Revitalization (ACRE). She is also involved in the town's tourism where she is focusing on bringing more travelers into the vicinity.