Are there caves in tropical or semi-tropical forests?
Yes, caves exist in every region on earth. The first poster was saying that every region on earth was a coastal area at some point – not that caves are confined to the coast. Some caves are formed from erosion — sea caves. These are the ones you can see in the movies that the Pirates escape through. Some caves are formed by dissolution — These caves are usually found in places that have very pure Limestone (or some other carbonate rock). These areas usually have very high rates of dolines. Clarksville, TN, USA has the second highest rate of doline frequency in the world due to its very pure limestone. Some caves are formed by lava. These are called “lava tubes” and while not a traditional “cave” it is still in that definition. There are other types of caves, but these are the most common. People can live in some of these caves dependent on the structure and size of the cave. Caves are commonly used as storage area due to the constant temperature within. For example, caves in Clarksvi
