Per capita CO2 emissions from primary energy consumption decreased in every state from 2005 to 2023, according to recently released data in our State Energy Data System. Total energy-related CO2 emissions in the United States fell 20% over that time, and the population grew by 14%, leading to a 30% decrease in per capita CO2 emissions.
Read full articlePer capita energy-related CO2 emissions decreased in every state between 2005 and 2023
Written on 09/15/2025