Human impact on nature 'dates back millions of years'
By Helen Briggs, BBC News, January 20, 2020
https://www.bbc.com/news/science-environment-51068816
The open access paper is:
Faurby, S., Silvestro, D., Werdelin, L. and Antonelli, A.,
Brain expansion in early hominins predicts carnivore
extinctions in East Africa. Ecology Letters.
https://onlinelibrary.wiley.com/doi/abs/10.1111/ele.13451
https://www.ncbi.nlm.nih.gov/pubmed/31943670
Yours,
Paul H.