Aug 14, 2009 | Glossary
Ammonia Gas.
Aug 14, 2009 | Glossary
A mathematical and geometric projection of activity and the interactions in the transportation system in an area. This projection must be able to be evaluated according to a given set of criteria which might include land use, economics, social values, and travel...
Aug 14, 2009 | Glossary
Form of transportation, such as automobile, transit, bicycling, and walking. Intermodal refers to the connections between modes and multimodal refers to the availability of transportation options within a system or corridor.
Aug 14, 2009 | Glossary
Federal standards that set allowable concentrations and exposure limits for various pollutants.
Aug 14, 2009 | Glossary
A source of pollution that is mobile such as automobile, plane, and train.
