Designing Buildings to Reduce the Impact of Earthquakes Earthquakes rip through our cities, with seismic waves that tear down our buildings and take away lives in the process. Jus… April 03, 2019
Glossary of Selected Geologic Terms a'a —a lava rock with a ropey, frothy surface texture formed as a cooling crust on a fluid lava flow. ablation —the … November 04, 2017
