US CO2 emissions

Graph: U.S. Energy-Related CO2 Emissions Decreased by 3% in 2023

Based on analysis in our most recent U.S. Energy-Related Carbon Dioxide Emissions report, U.S. energy-related CO2 emissions decreased by 3%, about 134 million metric tons (MMmt), in 2023. Over 80% of the emissions reductions occurred in the electric power sector, caused largely by decreased coal-fired electricity generation, which was displaced by increased generation … [continued]

Midjourney generated image of methanol, carbon dioxide.

Northeast U.S. Carbon Dioxide Emissions Prices Return to Last Year’s Highs

The most recent auction of carbon dioxide (CO2) emissions allowances in the major U.S. northeast regional trading hub reached near record-high prices, as the number of allowances available was reduced. The latest Regional Greenhouse Gas Initiative (RGGI) quarterly auction, held September 6, 2023, resulted in a clearing price of $13.85 per ton … [continued]

Effects of Weather Projections On Energy Consumption in Buildings

Nearly half of the energy consumed in U.S. buildings in 2021 was used for heating and cooling, according to modeled estimates in our Annual Energy Outlook 2022 (AEO2022) Reference case. An Issues in Focus analysis on alternative weather assumptions highlights how different long-term weather projections affect space heating and space cooling demand in the U.S. … [continued]