Your figure includes natural gas. That makes a big chunk of power generation [1], big enough that you would probably want to address an alternative source like

Your figure includes natural gas. That makes a big chunk of power generation [1], big enough that you would probably want to address an alternative source like nuclear power. 1: https://www.eia.gov/energyexplained/electricity/electricity-in-the-us.php https://www.eia.gov/energyexplained/electricity/electricity-...