Storms cause acids to enlarge our aquifers

Storms cause acids to enlarge our aquifers

Have you ever visited a cave? Most caves are formed from a rock made of calcium and carbonate, called limestone, and contain extensive passages beautifully decorated with unique minerals in columnar formations. For example, Mammoth Cave in Kentucky has 426 miles (or 686 kilometers) of passages and more than a hundred rooms lined with massive stalactites and stalagmites. Where there are caves… Source