Browsing All Posts published on »July 20th, 2009«

Planes, trains, or automobiles? Green transportation choices are not clear cut

July 20, 2009


When studies look at the amount of greenhouse gases emitted by transportation, the focus is nearly always on the emissions created in fuel combustion – gasoline and diesel for cars and trucks, bunker fuels for maritime vessels, jet fuel for aircraft, and so on. One excellent example of this kind of study is the Getting […]