Sinkholes: How Do They Form and Types of Sinkholes

Sinkholes: How Do They Form and Types of Sinkholes

According to the United States Geological Survey (USGS), sinkholes are pits in the ground that occur in areas where water collects without external drainage. Essentially, a sinkhole is any hole in the ground formed by erosion and the drainage of water. It can be just a few meters across or large enough to swallow a…