Most earthquakes happen when no one is expecting them. Earthquakes will damage and destroy anything in the way. Earthquakes affect people each year and countless survivors need help each year. Earthquakes will damage anything in its path. During the 1900s ISDR (International Strategy for Disaster Reduction) found 73 earthquakes and between 2000 and 2005 more earthquakes happened and there have been 324 earthquakes. The first earthquake was in San Francisco and 325 million people died. Earthquakes happen more often than before. Scientist uses a lot of tools to study the earthquake and they work a lot underground.
An earthquake can destroy over 877 buildings and 4352 people earthquakes mostly happen in San Francisco.