Sustainable transportation refers to the movement of people or goods in a way that minimizes negative impacts on the environment, society, and the economy, both in the present and for future generations. It focuses on reducing greenhouse gas emissions, promoting energy efficiency, improving air quality, minimizing noise pollution, enhancing public health, and prioritizing the use of renewable energy sources. It encompasses various modes of transportation, including walking, cycling, public transit, carpooling, electric vehicles, and alternative fuels.