Transportation planning

transportation planning - systems to improve the efficiency of the transportation system in order to enhance human access to goods and services.
trash - waste material that cannot be recycled and reused (synonymous with garbage).

Transportation Planning Support Information System
TPTH
Triphenyltinhydroxide ...

USFS- United States Forest Service
UST- Underground Storage Tank
UTM- Universal Transverse Mercator
UTP- Urban Transportation Planning
UV- Ultraviolet
UVA, UVB, UVC- Ultraviolet Radiation Bands
UZM- Unsaturated Zone Monitoring ...

See also: Pollution, Environment, Water, Transportation, Monitor