Exploring the Earth's Crust: Seismology Uncovers Hidden Secrets Beneath our Feet

• During the past century, scientists have dissected the outer layer of our planet with bold scientific investigations revealing the deep properties of the Earth's crust
• Scientific creativity has fostered innovation in field measurements from the Tibetan Plateau to the deep Pacific Ocean, and beyond
• New insights are providing clues to processes that have been shaping the Earth during the past 4.5 billion years

Speaker: Walter Mooney, Geophysicist, USGS