California air board chair Mary Nichols is touting Gov. Jerry Brown's (D) controversial proposal to establish an expanded Western electricity grid, saying the venture would allow states to work together to de-carbonize the power system and fill a void created by the Trump administration's proposed repeal of the Clean Power Plan (CPP). “We know that if we can integrate our grid better with our neighboring states, we could deliver efficiencies at the system level more broadly, [which] would help to...