Google has recently revealed that it is dropping the paid subscription from Google Earth Pro, a more robust version of its Google Earth software. The Pro service will now be available for free, previously costing $399 per year. While the standard version of Google Earth has often been more than enough for casual map and globe users, the Pro version has seen use among professionals from scientists to businesses, who have been able to take advantage of advanced features previously not available for free. Among the main differences between Google Earth and its Pro sibling are high-resolution imagery and automated...