Clean Cities Question of the Month: What Tire Strategies are Available to Save Fuel?

Question of the Month: What vehicle tire strategies and technologies are available to save fuel? Answer: It’s easy to understand why tires are essential to a vehicle, but tires also play an important role in your vehicle’s fuel economy. Tires affect resistance on the road and, therefore, how hard the engine needs to work to[…]

Clean Cities Question of the Month: What is Renewable Natural Gas?

Question of the Month: What is renewable natural gas (RNG) and can it be used to fuel vehicles? Answer: RNG is pipeline-quality natural gas made by collecting and purifying biogas, the methane produced from decomposing organic matter. Biogas can be collected from sources such as landfills, livestock operations, wastewater treatment plants, food manufacturing and wholesalers,[…]