IMPACT AND RECOVERY FROM MAN-MADE AND NATURAL DISASTER2casualties, several federal agencies assist with studies, research, and recovery plans to help avertsevere casualties in the case of an earthquake.The Department of Homeland Security (DHS) assists in various types of natural disastersand man-made disasters. When a disaster occurs, the Federal Emergency Management Agency(FEMA) is one of the first and most well-known entities to respond. The Coast Guard, the Officeof Strategy, Policy, and Plans, the National Institute of Standards and Technology (NIST), theNational Science Foundation (NSF), and the United States Geological Survey are among theother agencies (USGS).These Department of Homeland Security entities collaborate to help the United Statesbetter understand earthquake hazards and mitigate the effects of earthquakes on the country.These DHS agencies' missions are to "improve our understanding, characterization, andassessment of hazards and vulnerabilities; improve model building codes and land-use practices;reduce risks through post-earthquake investigations and education; improve design andconstruction techniques; and improve the capacity of government at all levels and the private