Speleology by a large number of human activities. Dam construction, limestone quarrying, water pollution and logging are just some of the disasters that can devastate or destroy underground biological communities. Speleologists also work with archaeologists in studying underground ruins, tunnels, sewers and aqueducts, such as the various inlets and outlets of the Cloaca Maxima in Rome. Speleology Speleology is the scientific study of caves and other karst features, their make-up, structure, physical properties, history, life forms, and the processes by which they form (speleogenesis) and change over time (speleomorphology). The term "speleology" is also sometimes applied to the recreational activity of
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