Volume 29 B, Issue 1/4 (2000)
Cover and Front Matter
Articles
Development, management and economy of show caves
Arrigo A. Cigna and Ezio Burri
Verification of the causes of glaciations and sea level changes using the records of calcite speleothems
Y. Shopov, D. Stoykova, L. Tsankov, M. Sanabria, J. Lundberg, L. Georgiev, P. Forti, and D. Georgieva
The influence of cave tourism on CO2 and temperature in Baiyun Cave, Hebei, China
Linhua Song, Wei Xiaoning, and Liang Fuyuan
Is it always dark in caves?
Giovanni Badino
New rare cave minerals from the Perolas-Santana karst system (São Paulo State, Brazil)
Paolo Forti, Ermanno Galli, and Antonio Rossi
