As utility costs mount ever higher, Americans now have real options to take home energy matters into their own hands with "green" systems that can pay for themselves in as little as a few years.
Among the choices: wind, solar, geothermal and a "microhydro" option that is potentially cheaper than a year's tuition at many state colleges.
One man in the classroom earned more than $100,000 framing tract homes during the building heyday. Another installed pools and piloted a backhoe. Behind him sat a young father who made a good living swinging a hammer in southern Utah.
But that was before construction jobs vanished like a fast-moving dust storm in this blustery high desert. Hard times have brought them to a classroom in Kern County, about 120 miles northeast of Los Angeles, to learn a different trade. Tonight's lesson: how to avoid death and dismemberment.
This is Wind Technology Boot Camp at Cerro Coso Community College, where eight weeks of study and $1,000 in tuition might lead to a job repairing mammoth wind turbines sprouting up across the nation.