A "halocline" is a layer of the water column where salty and fresh mix the halo effect when looking up at the sun from the bottom of a cenote the current epoch, preceded by the Pleistocene the decent of the Maya hero twins into the underworld The Yucatan Peninsula is a platform of igneous rock created by ancient volcanoes a shelf of limestone created by ancient marine organisms a platform of sand created by ancient Mesoamericans a chunk of land that split from Cuba a long time ago Cenotes were ___________________ for Mayas living in the Yucatan Peninsula sacred places the source of freshwater places to avoid often near cities and settlements "Karst topography" refers to geologic formations formed by volcanic forces by climate change by the dissolution of soluble bedrock by the Maya god Karst Time is Up! Time's up
