How Human Impacts on the Environment can Contribute to the Spread of Zoonotic Diseases | with Gianmarco Bettoni

·49 min·3 clips

Betone explains how antibiotic exposure helps bacteria develop resistance to medicines that once treated infections.

1. Conservation Tribe examines how human environmental impacts can contribute to zoonotic disease spread through host Blaine Edwards's interview with Gian Marco Betone. 2. Blaine Edwards, also known as Earth Offline, hosts the conservation interview, while Gian Marco Betone brings experience as a final-year veterinary student, biomolecular researcher, and wildlife-rehabilitation worker. 3. The episode asks how protecting ecosystems, wildlife health, and animal welfare can also protect human health from disease outbreaks. 4. Betone defines disease as a non-physiological process and epidemics as diseases affecting populations rather than only individual animals. 5. He describes spillover as a pathogen entering a species with which it had not previously been in contact. 6. Betone links ecosystem disruption to more susceptible animals, stressed populations, domestic species entering habitats, and abnormal pathogen interactions. 7. He uses Ebola to explain how poaching and deforestation can move a virus from an established ecological setting into great apes. 8. Betone identifies deforestation, overfishing, poaching, bushmeat consumption, and domestic cattle as pressures that can change disease transmission. 9. He says viruses, bacteria, fungi, and other pathogens can help regulate animal, bacterial, and fungal populations within stable ecosystems. 10. Betone lists AIDS, Ebola, rabies, tuberculosis, leptospirosis, SARS, MERS, and COVID-19 as zoonotic disease examples or potential examples. 11. Betone says 90 percent of infectious diseases are zoonotic and describes COVID-19 as a potential zoonotic disease rather than presenting scientific proof of its wildlife origin. 12. He explains the 2014-2015 Ebola outbreak through bushmeat consumption in Sierra Leone and Liberia, poor hygiene, and contact between infected wildlife and humans. 13. Betone discusses Costa Rican stingray research that associates abnormal stingray disease and parasite levels with the loss of shark top predators. 14. He describes coral bleaching and amphibian fungal disease as cases where environmental stress can increase susceptibility and expose animals to unfamiliar pathogens. 15. The One Health Initiative is presented as a framework linking human health, wildlife or animal health, and ecosystem health. 16. Betone connects animal welfare's five rights—food, water, freedom from stress, freedom from pain, and normal behavior—to healthier conditions and reduced disease transmission. 17. The interview explains that infectious dosage, mutation, and antimicrobial resistance can make pathogens more difficult for immune systems or medicines to control. 18. Betone recommends environmental education, responsible ecotourism, conservation programs, internships, and improved agricultural practices as public responses. 19. Wildlife-health students, conservation professionals, and listeners interested in disease ecology will find concrete examples and prevention ideas. 20. Listeners seeking clinical treatment advice or a narrowly medical discussion may prefer another episode.

As heard by us

A clear conversation on how disrupted ecosystems can link wildlife disease with human health.

Conservation Tribe frames zoonotic disease as part of a wider ecological chain, connecting illegal wildlife trade, unusual contact between species, and vulnerable communities to outbreaks that can eventually affect people.

Read the full review in PlayNext →

Why you'd press play

If you want to understand how wildlife disease can move from ecosystems toward you and your family, this is a useful place to start.

Read the full recommendation in PlayNext →

Listen to the show on

Apple Podcasts Spotify

Play clips from this episode More from Conservation Tribe