Catastrophic earthquakes is topic of free USGS evening lecture on April 24

USGS research geologist Tom Holzer will talk about Catastrophic Earthquakes – In a Crowded World at a free public lecture at 7:00 p, on April 24. The lecture, which is free and open to the public, will take place at the USGS offices in Menlo Park in the Building 3 auditorium.