Core Points - Guilford County Schools has introduced 10 new Blue Bird Vision Propane school buses, which will operate on clean propane autogas, aiming to lower fuel and maintenance costs while reducing emissions [1][2][3] Group 1: Environmental Impact - The new propane buses are designed to significantly reduce harmful emissions, including a 95% reduction in nitrogen oxides compared to diesel buses, contributing to a healthier environment for students and the community [5][6] - Propane autogas is recognized as a cleaner alternative, with near-zero emissions that eliminate particulate matter and reduce smog-producing emissions [5][6] Group 2: Cost Efficiency - The district anticipates annual savings of up to $3,700 per propane-powered bus due to lower fuel and maintenance costs compared to diesel-powered buses [6] - The investment in propane buses is supported by the lower infrastructure costs associated with propane autogas fueling compared to other energy sources [4] Group 3: Technical Specifications - Each of the new 2025 Blue Bird Vision Propane buses is equipped with a 7.3L V8 Ford engine and ROUSH CleanTech propane fuel system, providing equivalent horsepower and torque to traditional gas and diesel buses [3][4] - Blue Bird Corporation is noted as the only U.S.-owned and operated school bus manufacturer, with over 22,000 propane school buses in operation across North America [6]