Earthquakes in the 21st Century
The science of earthquakes. Shifting plates beneath the earth's surface have created beautiful mountain ranges and devastating natural disasters. Why the earthquake in Haiti caused more destruction than a stronger one in Chile.
head, Deep Earth Processes Section, Division of Earth Sciences at the National Science Foundation.
professor of geography and geoscience; Cinco Hermanos chair in environment and international affairs, School of Foreign Service, Georgetown University.
associate program coordinator for the U.S. Geological Survey's Earthquake Hazards Program.