How High-Tech Scanners Are Finding Hidden Dangers from the Past

Building a new house or a highway should be simple, but sometimes history gets in the way. In many parts of the world, the ground is hiding things we forgot about. We are talking about old tunnels, hollow sinkholes, and even unexploded bombs from old wars. Finding these things by accident is dangerous and expensive. That is why many builders are turning to a tool called GSIC. This stands for Georeferenced Subsurface Inhomogeneity Characterization. It is a way to scan the earth and find these