Map of U.S. Auto Emissions

More than 60% of transportation emissions come from passenger vehicles in the U.S. This makes personal transportation the largest source of greenhouse gases.  "Boston University’s emissions database, first published in 2015 and updated this month with an additional five years of data, reveals that much of the increase in driving-related CO2 has occurred in and around cities."

Take a look at your cities emissions and how they have changed over the years. 

NYT Article & Interactive Map

Vehicle Emissions Sacramento
Sacramento vehicle emissions have increased overall due to an increase in residents, however, per capita they have decreased by 15%

Credit: New York Times Article By Nadja Popovich and Denise Lu on Oct. 10, 2019