Is a large earthquake on the San Andreas Fault imminent?
—Submitted by 6th graders from Wilson Middle School participating in the GEO program at Birch Aquarium at Scripps. A Scientists are concerned that a great earthquake is likely to occur on the southern portion of the San Andreas Fault, which runs through much of California, probably in the next 30 years. Geologists, geodesists (scientists who study the dimensions of the earth), and seismologists base this forecast on years of measurements and research.
