2.4.2 Growth as a global city, See also: National Register of Historic Places listings in Miami Florida The underlying bedrock or limestone of the Everglades basin affects the hydroperiod or how long an area within the region stays flooded throughout the year Longer hydroperiods are possible in areas that were submerged beneath seawater for longer periods of time while the geology of Florida was forming More water is held within the porous ooids and limestone than older types of rock that spent more time above sea level a hydroperiod of ten months or more fosters growth of sawgrass whereas a shorter hydroperiod of six months or less promotes beds of periphyton a growth of algae and other microscopic organisms There are only two types of soil in the Everglades peat and marl Where there are longer hydroperiods peat builds up over hundreds or thousands of years due to many generations of decaying plant matter Where periphyton grows the soil develops into marl which is more calcitic in composition. .
Christopher Columbus reached the Americas in 1492 under Spanish flag Six years later Vasco da Gama reached India under Portuguese flag by navigating south around the Cape of Good Hope thus proving that the Atlantic and Indian Oceans are connected in 1500 in his voyage to India following Vasco da Gama Pedro Alvares Cabral reached Brazil taken by the currents of the South Atlantic Gyre Following these explorations Spain and Portugal quickly conquered and colonized large territories in the New World and forced the Amerindian population into slavery in order to explore the vast quantities of silver and gold they found Spain and Portugal monopolized this trade in order to keep other European nations out but conflicting interests nevertheless led to a series of Spanish-Portuguese wars a peace treaty mediated by the Pope divided the conquered territories into Spanish and Portuguese sectors while keeping other colonial powers away England France and the Dutch Republic enviously watched the Spanish and Portuguese wealth grow and allied themselves with pirates such as Henry Mainwaring and Alexandre Exquemelin They could explore the convoys leaving the Americas because prevailing winds and currents made the transport of heavy metals slow and predictable. University Health Services Complex 1992 Avianca El Salvador Guatemala City Managua San Pedro Sula San Salvador.
European Motor Cars