[ad_1] Siemens eHighway Heavy-Duty Trucks Continues With a Mile-Long Test ProjectThis time, in coordination with the South Coast Air Quality Management District (SCAQMD), Siemens has announced the start of a one-mile, zero-emission eHighway for a heavy-duty trucks demonstration in Carson, California. Heavy-duty trucks are considered to be the #1 source of smog-forming emissions in Southern...