Hermann Fritz, associate professor in Georgia Tech's School of Civil and
Environmental Engineering, has traveled to Japan several times since
last year's historic earthquake and tsunami. He has used eyewitness
video and terrestrial laser scanners from atop buildings to map the
tsunami's height and flood zone to learn more about the flow of the
Although the wave killed nearly 20,000 people, Fritz says Japan's preparedness may have saved hundreds of thousands of additional lives.