Resource stress and subsistence diversification across societies

Nature Sustainability • Vol/Iss. 3 • Springer • • Published In • Pages: 737-745 •
By Ember, Carol R. , Ringen, Erik J. , Dunnington, Jack , Pitek, Emily

Hypothesis

Increased frequency of famine will be associated with increased subsistence diversity.

Note

Subsistence diversity is measured by ecoregion diversity (median delta = -.81; PP=.15) and activity diversity (median delta = -.01; PP=.48).

Test

Test NameSupportSignificanceCoefficientTail
Bayesian multilevel modelNot supportedUNKNOWNUNKNOWNUNKNOWN

Variables

Variable NameVariable Type OCM Term(s)
Climate StabilityIndependentClimate
Resource StressIndependentDiet, Disasters, Gratification And Control Of Hunger, Nutrition
Subsistence diversityDependentAgriculture, Animal Husbandry, Food Quest