; .
. 7 Education 1.4% Jamaican The surface bedrock under the Miami area is called Miami oolite or Miami limestone This bedrock is covered by a thin layer of soil and is no more than 50 feet (15 m) thick Miami limestone formed as the result of the drastic changes in sea level associated with recent glacial periods or ice ages Beginning some 130,000 years ago the Sangamonian Stage raised sea levels to approximately 25 feet (8 m) above the current level All of southern Florida was covered by a shallow sea Several parallel lines of reef formed along the edge of the submerged Florida plateau stretching from the present Miami area to what is now the Dry Tortugas the area behind this reef line was in effect a large lagoon and the Miami limestone formed throughout the area from the deposition of oolites and the shells of bryozoans Starting about 100,000 years ago the Wisconsin glaciation began lowering sea levels exposing the floor of the lagoon by 15,000 years ago the sea level had dropped 300 to 350 feet (90 to 110 m) below the current level the sea level rose quickly after that stabilizing at the current level about 4,000 years ago leaving the mainland of South Florida just above sea level, 4 Law government and politics Sea Ranch Lakes Virginia Gardens (178) 4.02 Some colleges and universities in Greater Miami include:. Headquarters Schools and colleges 1.2 Joining the United States; Indian removal. Miami-Dade Transit (MDT) is the largest public transit agency in Florida operating rapid transit people movers and an intercity bus system Metrorail is Florida's only rapid transit currently with 23 stations on a 24.4-mile (39.3 km) track the Downtown Miami people mover Metromover operates 20 stations and three lines on a 4.4-mile (7.1 km) track through the Downtown neighborhoods of the Arts & Entertainment District the Central Business District and Brickell Metrobus serves the entirety of Miami-Dade County also serving Monroe County as far south as Marathon and Broward County as far north as downtown Fort Lauderdale in Broward County Broward County Transit runs public buses as does Palm Tran in Palm Beach County Additionally the South Florida Regional Transportation Authority operates Tri-Rail a commuter rail train that connects the three of the primary cities of South Florida (Miami Fort Lauderdale and West Palm Beach) and most intermediate points, Cities Law Enforcement Officers' Memorial High School magnet school.
Guillermo F. Porro, DMD PA