Or be a racist.
"Many California neighborhoods, especially Black and Brown, low-income and vulnerable communities, live, work, play and attend schools adjacent to the ports, railyards, distribution centers, and freight corridors and experience the heaviest truck traffic," the board wrote, adding that this pollution causes health risks to those communities."
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"Many California neighborhoods, especially Black and Brown, low-income and vulnerable communities, live, work, play and attend schools adjacent to the ports, railyards, distribution centers, and freight corridors and experience the heaviest truck traffic," the board wrote, adding that this pollution causes health risks to those communities."

California looks to ban all diesel trucks
A public hearing on the proposal proved contentious.