2.5-2.8 APHuG Vocab

Malthusian Theory

Theory of exponential population and arithmetic food supply growth.

Malthusian Catastrophe

Reaching carrying capacity and experiencing War, Famine, Spread of Disease, and Eventual Destruction of Society

Neo-Malthusians

The exponential growth rate of the population does not match the amount of available natural resources.

1st Ravenstein's law of migration

Most Migration happens for economic reason and is done by young adults

2nd Ravenstein's law of migration

Migrants often travel short distances and travel in short distances and in Step Migration

3rd Ravenstein's law of migration

Migrants are more likely to move from rural to urban areas

4th Ravenstein's law of migration

When migration occurs, a counter stream occurs

5th Ravenstein's law of migration

Large urban areas grow through migration than by natural births

6th Ravenstein's law of migration

Migration increases economic development

7th Ravenstein's law of migration

Women are more likely to move internally within a country and most international migrants are young males men

Epidemiology

A branch of medicine which deals with the incidence, distribution, and possible control of disease and other factors relating to health

Stage 1 of ETM

Pestilence, Famine, & Death

Epidemic

A disease that stays in a particular area and does not spread through the entire region or community

Stage 2 of ETM

Less deaths and Receding Pandemics

Stage 3 of ETM

Degenerative Disease

Stage 4 of ETM

Fighting Degenerative Disease

Stage 5 of ETM

Reemergence of Infectious Disease

Subsistence Agriculture

A type of farming where almost all of the crops or livestock raised are used by the farmer and their family (Food is not being grown for sale)