Here is an addiitional insert from the full article that JD posted:

It’s an exciting vision for the West Coast. California became the first state to release standards for electric trucks this year, a step that will help the climate and public health. Diesel trucks are among the dirtiest vehicles on the road, and a study published last year found that nearly half of the global premature deaths from vehicle exhaust emissions in 2015 were due to diesel vehicles. 

“Electrifying delivery, freight and other commercial transportation on I-5 and adjoining highways will help bring us closer to achieving clean energy and environmental goals, and will mean major health benefits to the communities near those highways,” Eva DeCesaro, senior product manager at Transportation Electrification for Pacific Power, said in a statement. “This is especially true for underserved communities that are disproportionately impacted by carbon pollution.”