Drivers of geographical patterns of North American language diversity

Proceedings Royal Society B Vol/Iss. 286(1899) Royal society publishing Published In Pages: 1-8
By Coelho, Marco Túlio Pacheco, Pereira, Elisa Barreto, Haynie, Hannah J., Rangel, Thiago F., Kavanagh, Patrick, Kirby, Kathryn R. , Greenhill, Simon J. , Bowern, Claire, Gray, Russell D. , Colwell, Robert K., Evans, Nicholas, Gavin, Michael C.

Hypothesis

Ecoregion richness is positively associated with language diversity, which implies that resource partitioning may contribute to language diversification (4).

Note

Analyses were completed with both a Stationary Path Analysis and GWPath model. The numbers reported below correspond to the two models respectively.

Test

Test NameSupportSignificanceCoefficientTail
Path analysesSupportedUNKNOWNbeta = 0.20; beta = 0.13+-0.12UNKNOWN

Variables

Variable NameVariable Type OCM Term(s)
Language diversity Dependent Language
Ecoregion richnessIndependent Fauna, Flora, Environmental Quality