Natural disasters in China divine retribution: "tianzai" (天災), literally 'heavenly disaster'. In ancient beliefs, natural disasters were seen as Heaven’s response to immoral human behaviour, whereby the conduct of different individuals carried different weights. While the behaviour of common people ranked last, the actions of bureaucrats had a greater effect. Given that in Imperial China the emperor's behaviour was believed to be the most important, popular belief was that the emperor should attempt to prevent disasters by ensuring his conduct was in following with moral codes – and if a disaster should occur, he was responsible for addressing the consequences. According to the Overseas
Centre for Research on the Epidemiology of Disasters relief personnel and health professionals in the management of short- and long-term humanitarian emergencies. CRED’s research focuses on humanitarian and emergency situations with major impacts on human health. These include all types of natural disasters such as earthquakes, floods, windstorms, famines and droughts; and human induced disasters creating mass displacement of people from civil strife and conflicts. CRED focuses on health aspects and the burden of disease arising from disasters and complex emergencies. CRED also promotes research on the broader aspects of humanitarian crises, such as human rights and humanitarian law, socio-economic and environmental issues, early warning systems, mental health