The U.S. Transportation Department said on Thursday it would award $6.4 billion over five years to states to fund projects to reduce greenhouse gas emissions. The funding, part of a $1 trillion infrastructure bill approved by Congress in November, will help states fund trail facilities for pedestrians and bicyclists and projects that support the deployment of alternative fuel vehicles. “Transportation is the sector that contributes the most carbon emissions in the U.S. economy, which means that transportation must aspire to be a major part of the solution,” Transportation Secretary Pete Buttigieg told reporters. The $6.4 billion program requires states to develop plans to reduce transportation emissions and distributes money through a formula developed for state and local governments. […]