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Aug 5, 2019, 9:22 am203 pts
Green Car CongressAccording to a study commissioned by the Washington, DC-based Propane Education & Research Council (PERC), NOx emissions measured from propane autogas school buses were substantially lower than those measured from diesel school buses. The study was conducted in 2018 by West Virginia University’s Center of…
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Leaf through planet Earths environmental headlines in one convenient place. Read, share and discover the latest on ecology, science and green living from the web's most popular sites.










