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| | Marcus P. Zillman, M.S., A.M.H.A. Author/Speaker/Consultant |
 | | Fifth, the government of South Australia furnishes virtual tours of the many caves in Naracoorte Caves National Park (5). |
 | | First, the National Speleological Society (NSS) promotes its efforts to "study, explore, and conserve cave and karst resources; protect access to caves; encourage responsible management of caves and their unique environments; and promote responsible caving" (1). |
 | | Lastly, the Jamaican Caves Organisation promotes its mission "to further the exploration, and preservation, of the caves, sinkholes, and underground rivers of Jamaica" (7). |
| zillman.blogspot.com /2005/05/exploring-caves.html (400 words) |
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