来自MSN10 个月
This new USGS map shows where damaging earthquakes are most likely in the U.S.
Nearly all of California has a more than 95% chance of a damaging earthquake in the next century, a new United States Geological Survey map shows. The new USGS National Seismic Hazard Model ...
West Hawaii Today9 天
Volcano Watch: The art and science of geologic mapping
Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment ...