Endangered language
Causes

According to the Cambridge Handbook of Endangered Languages, there are four main types of causes of language endangerment:

Causes that put the populations that speak the languages in physical danger, such as:

Causes which prevent or discourage speakers from using a language, such as:

Often multiple of these causes act at the same time. Poverty, disease and disasters often affect minority groups disproportionately, for example causing the dispersal of speaker populations and decreased survival rates for those who stay behind.
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