An introduction to the karst geomorphology of the Bisetun-Taqe Bostann historical region (northeast Kermanshah, Iran) with special emphasis onn karst development as a serious threat for the UNESCO World Heritage Site

摘要

The Bisetun-Taqe Bostan crushed carbonate massif (northeast of Kermanshah City) is a historical region that includes several famous monuments. Several types of karst features, the surface kind especially, have been developed in the area because of high rainfall in the area, tectonic crushing and high purity of the rocks. The field survey showed that the major karst features are karren, including rillenkarren, trittkarren, and solution runnels. Some of the monument stones by it have been deterior