risk? How is risk quantified and qualified? Arenāt we all at risk of dying and isnāt every animal/species eventually headed for extinction? To me it is edge lording that is probably very boring or less sensational.
They explain their data sources and methods in the appendix to the report. When ecologists talk about a species being at high risk for extinction, it means that itās an immediate threat due to small population size, few/tiny remaining habitats, etc., usually due to human activity. https://www.natureserve.org/bif