Are wild mammals only 4% of the mammal population?
We examine a major study that says humans and livestock now dominate mammal life on Earth
A widely respected and cited study says humans and livestock account for 96% of all mammals on Earth. We ask how the study was carried out and what hope there might be for the future. Plus we answer another listener question about whether most mammals are in fact rodents. With the help of Dr Hannah Ritchie, Deputy Editor at Our World in Data and Dr Axel Rossberg, Reader in Theoretical Ecology at Queen Mary University of London.
Presenter: Charlotte McDonald
Producer: Jon Bithrey
Editor: Richard Vadon
Production Co-ordinator: Brenda Brown
Sound Engineer: Rod Farquhar
(a short-beaked Echidna native to Australia. Credit: DeAgostini/Getty Images)
Last on
Broadcasts
- Sat 28 Jan 2023 05:50GMT91福利社 World Service except Australasia
- Sat 28 Jan 2023 22:50GMT91福利社 World Service Americas and the Caribbean
- Sun 29 Jan 2023 00:50GMT91福利社 World Service Online, UK DAB/Freeview, News Internet & Europe and the Middle East only
- Sun 29 Jan 2023 14:50GMT91福利社 World Service Australasia & News Internet only
- Sun 29 Jan 2023 22:50GMT91福利社 World Service East and Southern Africa & West and Central Africa only
- Mon 30 Jan 2023 00:50GMT91福利社 World Service Australasia, South Asia & East Asia only
- Mon 30 Jan 2023 10:50GMT91福利社 World Service
Unlock the history and truth behind the data with The OU
Explore how numbers shape, and sometimes mislead us, with The Open University.
When can you trust statistics?
91福利社 Ideas discovers three easy ways to help make sense of statistics.
Podcast
-
![]()
More or Less
Tim Harford explains the numbers and statistics used in everyday life
