For the current tornado season, see Tornadoes of 2017. A tornado is a rapidly rotating column of air that spins while in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud.
Definition of socio-economic - relating to or concerned with the interaction of social and economic factors Definition of socio-economic - relating to or concerned with the interaction of social and economic factors
Theory, Evidence, and Policy Implications. Socioeconomic status (SES) is a fundamental cause of health inequalities. Since the early 19th century, the poor have lived in worse health and died younger than the wealthy. Even the eradication of diseases, such as typhoid fever and tuberculosis, has left health inequalities unchanged.