California and eight other states are preparing to roll out a plan pressuring car companies and others to meet ambitious goals for sales of electric vehicles and other environmentally friendly automobiles—part of an effort to maintain tough local regulations while the Trump administration moves to relax nationwide standards for tailpipe emissions. The plan among the nine states, covering 2018-2021 and expected to be unveiled Wednesday, outlines 80 steps that auto makers, dealers, utilities, government officials and charging and fueling companies should take to boost adoption of so-called zero-emission vehicles, predominantly battery-powered automobiles, according to a copy of the plan The Wall Street Journal reviewed. The states also want further adoption of hydrogen fuel cell vehicles, though that technology has received less emphasis from auto makers than electric cars. The recommendations include increasing advertising promoting environmentally friendly cars, ride-and-drive events and building out a reliable network of charging stations so […]