Speleology to cave science in the world. The growth of speleology is directly linked with that of the sport of caving, both because of the stimulation of public interest and awareness, and the fact that most speleological field-work has been conducted by sport cavers. The creation of an accurate, detailed map is one of the most common technical activities undertaken within a cave. Cave maps, called "surveys", can be used to compare caves to each other by length, depth and volume, may reveal clues on speleogenesis, provide a spatial reference for further scientific study, and assist visitors with route-finding. Caves provide
Society for the Promotion of the Physical Exploration of the Dutch Colonies number of famous classical and exploration trips to, among other Borneo and Dutch New Guinea were developed by and under the auspices of the Society and the Indian Committee for Scientific Investigations, a sister organisation in Batavia, Dutch East Indies. Society for the Promotion of the Physical Exploration of the Dutch Colonies The Society for the Promotion of the Physical Exploration of the Dutch Colonies (Dutch: Maatschappij ter Bevordering van het Natuurkundig Onderzoek der Nederlandsche Koloniën) was founded on 14 May 1890 in Amsterdam, with the mission of increasing the knowledge of the botany of the Dutch colonies. This knowledge