RPS Mapper Timeline

U.S. Renewable and Clean Energy Standards 2023 Update

State renewable portfolio standards (RPS) are a key driver behind the torrid expansion of wind and solar generation across the U.S. RPS requires electricity suppliers to obtain a certain percentage of their retail sales from eligible renewable resources, with targets set to increase annually. In recent years, states have expanded their RPS programs to create…

High Costs, Infrastructure Challenges Hinder Electric Vehicle Penetration

U.S. Fuel Economy Reaches a Record High: EPA

The U.S. Environmental Protection Agency on Dec. 21 released its 2023 Automotive Trends Report, which incorporates information on greenhouse gas emissions, manufacturer compliance, technology and new light duty vehicle fuel economy numbers. The report finds that for model year 2022 vehicle fuel economy hit a record high, while at the same time emission levels declined…...