NRG Solar (get it?) and SunPower -- neither of which are strangers to extracting juice from that glowing ball of fire in our sky -- have just linked up to build one of the world's largest photovoltaic solar plants. The tandem will start construction in San Luis Obispo County next year, creating around 350 jobs in the process and helping California inch ever closer to realizing its 33 percent renewable portfolio standard. The 250-megawatt plant still pales in comparison to a few others (namely