How Did The Florida Keys Form - An ancient reef existed from. The florida reefs have evolved over the last 7000 years during rising sea level. Generally, only the parts above the water are thought of as the florida keys, but the entire platform evolved while under water. The geology of the florida keys.
The geology of the florida keys. An ancient reef existed from. The florida reefs have evolved over the last 7000 years during rising sea level. Generally, only the parts above the water are thought of as the florida keys, but the entire platform evolved while under water.