Bill Hammond, University of Nevada, Reno (IMAGE) University of Nevada, Reno Caption Bill Hammond, professor in the University of Nevada, Reno’s College of Science and director of the Nevada Geodetic Laboratory, with a GPS installation overlooking Lake Tahoe. Hammond and his team have recorded 1 millimeter annual increases in elevation of the entire 400-mile-long range that straddles the California/Nevada border, showing that it took just 3 million years for the range to reach its height. Credit Photo by Jean Dixon, courtesy of University of Nevada, Reno. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.