One exception to this is the Biological Data Profile of the FGDC. To go along with Bounding Coordinates specifying the extent of the data in the dataset, the profile specifies a mandatory Description of Geographic Extent element to provide a text description of the extent of the study and/or data set.
Calm, peaceful days. The Halcyon is a bird of Greek legend and the name is now commonly given to the European Kingfisher. The ancients believed that the bird made a floating nest in the Aegean Sea and had the power to calm the waves while brooding her eggs.
Definition of: HAL(1) An interface between hardware and software. See hardware abstraction layer. (2) (Heuristic/ALgorithmic) The name of the computer that took over command of the spaceship in Stanley Kubrick's famous film 2001: A Space Odyssey..