They're predictions. How do you want them to be framed? Anyway, if you prefer more certain terms, just click through to the Audobon study[0]: "The results are

They're predictions. How do you want them to be framed? Anyway, if you prefer more certain terms, just click through to the Audobon study[0]: "The results are clear: Birds will be forced to relocate to find favorable homes"; "By stabilizing carbon emissions and holding warming to 1.5°C above pre-industrial levels, 76 percent of vulnerable species will be better off, and nearly 150 species would no longer be vulnerable to extinction from climate change." [0] https://www.audubon.org/climate/survivalbydegrees https://www.audubon.org/climate/survivalbydegrees