MARTA meaning in Governmental ?

The Metropolitan Atlanta Rapid Transit Authority (MARTA, ) is the principal public transport operator in the Atlanta metropolitan area. Formed in 1971 as strictly a bus system, MARTA operates a network of bus routes linked to a rapid transit system consisting of 48 miles (77 km) of rail track with 38 train stations. MARTA's rapid transit system is the eighth-largest rapid transit system in the United States by ridership.

MARTA operates almost exclusively in Fulton, Clayton, and DeKalb counties, although they maintain bus service to two destinations in neighboring Cobb County (Six Flags Over Georgia and the Cumberland Transfer Center next to the Cumberland Mall), while Doraville station serves portions of Gwinnett County via Gwinnett Transit buses. MARTA also operates Mobility, a separate paratransit service for disabled customers. As of 2014, the average total daily ridership for the entire system (bus and rail) was 432,900 passengers.