Ethnic diversity and its environmental determinants: effects of climate, pathogens, and habitat diversity

Habitat diversity will be positively associated with ethnic diversity (977).

Relationship is only found among societies that are not politically complex.

Test
Test Name	Support	Significance	Coefficient	Tail
Spearman’s rank-order correlation	Supported	p<.001	`UNKNOWN`	Two-tailed

Variables
Variable Name	Variable Type	OCM Term(s)
Ethnic Diversityin A Broad Region	Dependent	`NONE`
Habitat Diversity	Independent	Fauna, Flora

Main Author	Published Year	Hypothesis	Supported	Variables Tested
Cashdan, Elizabeth	2001	At lower latitudes there will be more ethnic groups in a region (974).	Supported	2	Cite Related Hypotheses More By Author
Cashdan, Elizabeth	2001	Greater ethnic diversity will be found in regions with greater pathogen stress and reduced climatic variation and unpredictability (975).	Supported	3	Cite Related Hypotheses More By Author
Birchenall, Javier A.	2023	The presence of pathogen stress is positively correlated to increased ethnic diversity during pre-colonial times.	Supported	2	Cite Related Hypotheses More By Author
Berbesque, J. Colette	2014	Controlling for habitat quality, hunter-gatherers will experience more famine than agriculturalists (1).	Not Supported	3	Cite Related Hypotheses More By Author
Roes, Frans L.	2003	Conflict and war will be associated with favorable habitats (127).	Supported	2	Cite Related Hypotheses More By Author