Transportation, air quality, BaltimoreLink, and the Red Line

January 22, 2018

Public transportation systems are a key air quality and climate change issue.  About a third of Maryland's total greenhouse gas emissions come from the transportation sector.  Public transportation uses at least half as much energy to move a single person as a private vehicle, and one study found that replacing private vehicle trips with public transit trips reduces carbon monoxide by 95%, volatile organic compounds by 90%, and carbon dioxide and nitrogen oxide by 45%.  Robust public transit systems allow commuters and travele