Skip to content U.S. Department of Transportation/Federal Highway AdministrationU.S. Department of Transportation/Federal Highway Administration
Office of Planning, Environment, & Realty (HEP)

Carbon Dioxide, Climate Change, and the Boston Region MPO: A Discussion Paper

Massachusetts CO2 Emissions by Sector (2003)

Alt text below

Five lines on his chart represent the Electric Power, Transportation, Industrial, Residential, Commercial sectors. The X axis lists the years 1990 through 2003. The Y axis represents the percentage of Total metric Tons of CO2. Electric Power accounts for the larges percentage of CO2 emissions, from between about 36-38%. For electric Power, there was a slight increase in the percentage of CO2 emissions around 1997. The Transportation sector makes up the next highest percentage of CO2, between 31-33% of the total. This percentage has remained fairly stable between 1990 and 2003, with only a very slight percentage increase around 1998. The Industrial sector began at about 22% and dropped below 20% in 1998 and down to 18% in 2003. The Residential sector has remained at about 7% of CO2 emissions and the Commercial sector has been steadily around 4-5%.

Source: U.S. Environmental Protection Agency, "Energy CO2 Emissions by State."; date accessed: Apr. 27, 2007

Back to Report

Updated: 3/8/2012
HEP Home Planning Environment Real Estate
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000

All Federal Highway Administration (FHWA) information technology systems will be unavailable, Friday, December 2, at 10:00 p.m. to Sunday, December 04, at 11:59 p.m., EDT, while work is being performed on the network. During that time, users will not be able to access any FHWA systems.

If you have any questions or problems, please contact the 5-Help Service Center @ (866) 466-5221 or