Besides earthquakes and volcanoes, a significant threat to some areas of California are landslides. What’s a landslide?


For what’s new in landslides, check out the National Geological Survey site and scan for California landslides.

Read a report on landslides , California Geological Survey’s pages on landslides and maps of landslide prone areas. . Then read about landslide hazards.


There is an active landslide monitor project set up by the USGS on Highway 50.

Now you’ve looked at the three main geological threats to Californians. Create a PowerPoint in which you present the dangers and what people can do about them.