. It is both sophomoric and moronic. It’s one of those tunes that burrow deep into our brains and won’t let go. I may have to listen to Bfor several years, but there’s a new player in town — the propane industry — and it is spending heavily to convince school boards and administrators that propane-powered school buses are a way to lower carbon emissions from school buses at much lower cost.
“Based on EPA certifications, propane provides the lowest level of NOx in the industry. This is true. But when considering the other EPA regulated emissions, like particulate matter, carbon monoxide, and nonmethane hydrocarbon, propane is not the clear winner in all of the four critical emissions categories. All engine types have nearly the same emissions footprint, and this footprint has improved dramatically compared to just 10 years ago.
There is nothing inherently wrong with promoting yourself, but doing so by messing with the minds of impressionable school kids smacks of evil intent.Jacqueline Hayes is the deputy director of transportation for the Boston School District.