Doesn't seem like there's a lot of research, but the one study I could find seems to agree that specifically the climate impact of natural fur is quite a bit hi

Doesn't seem like there's a lot of research, but the one study I could find seems to agree that specifically the climate impact of natural fur is quite a bit higher than faux fur: https://www.cedelft.eu/en/publications/download/1538 https://www.cedelft.eu/en/publications/download/1538