Emergency management 931 Disaster relief 171 Disasters 122 Natural disasters 104 Crisis management 88 Prevention 82 Terrorism 76 más ... Planning 62 Government policy 61 Risk management 60 Social aspects 50 Risk assessment 48 Disaster medicine 47 Hurricane Katrina, 2005 47 Safety measures 45 Civil defense 44 Emergency medical services 44 Hazard mitigation 41 Security measures 41 National security 37 Business planning 32 Management 32 Public health 32 Climatic changes 30 History 30 Health aspects 27 Preparedness 25 Bioterrorism 23 Economic aspects 23 Evaluation 23 menos ...