Cow dung

A hydrogen fueling station in Burlington, Vt. The station converts electricity and water into hydrogen fuel. (AP Photo/Toby Talbot)

Calif. spending on alternative energy scrutinized

LOS ANGELES (AP) — Alternative-energy programs that California has invested in heavily are coming under scrutiny. The state spent $1.6 billion last year on a range of projects to promote energy efficiency or the use […]

10/14/2013

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