GIS is basically used to study geologic features and etc, it creates 3D displays of geographic features
Due to loose environmental and worker safety laws in factories, Death Rates along the Texas-Mexico border are some of the world's highest
what make people cringe is that 85 % of the bodies that found dead in Texas-Mexico border are the workers that came from Mexico, not Texas.
hope this helps
According to the Wikipedia, more than 75% of the worlds most active volcanoes occur on the Ring of Fire.
About 81% - 90% of the words largest earthquakes also occur on the Ring of Fire.