The Department of Transportation has finalized updated fuel economy standards as part of President Biden's efforts to combat climate change. These standards, known as the Corporate Average Fuel Economy (CAFE) standards, will gradually improve fuel efficiency across various vehicle types until 2031. The government aims for a 2% annual increase in fuel economy to reduce pollution and fossil fuel dependency, offering savings on fuel expenses for households. Notably, the revised standards set ambitious targets for light-duty and heavy-duty vehicles, aiming for significant efficiency by 2035. While softer than initial proposals, these regulations prioritize a balance between environmental goals and industry needs. The DOT predicts substantial savings for vehicle owners and the country as a whole, with projected reductions in carbon emissions and gas consumption. Additionally, a new study highlights hydrogen fuel as an eco-friendly option. Reactions to the softened regulations varied, with environmental groups supporting the move while some critics, like the Center for Biological Diversity, voiced concerns about the standards. Automakers, on the other hand, welcomed the changes, indicating a mixed response to the updated standards.