Tag Archive: NOx

Food for Thought: Overly Aggressive NOx Reduction Has Delayed California’s Ozone Attainment by 15 Years

February 12, 2020 , ,

February 12, 2020 By Gary Yowell The California Air Resources Board (CARB) has a long and proud history of ambitious reductions to air pollution which CARB deems necessary to meet ambient air quality standards. Continuing this 50-year trend, CARB is considering reducing its heavy-duty vehicles’ nitrogen oxides (NOx) standard by 90%. This new NOx standard[1] would require extensive and expensive...
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