WASHINGTON – As the new school year gets underway, the majority of students will rely on buses powered by internal combustion engines, according to the Engine Technology Forum (ETF). The following statement is attributable to Allen Schaeffer, Executive Director of ETF: “Based on our estimates, over 85% of the approximately 540,000 school buses on the […] The post Back to School: Advanced Internal Combustion Engines are a Sustainable Solution for Pupil Transportation appeared first on Sc...