Tracking pathogens through aircraft wastewater
- Wits University
Fiona Els is using wastewater collected from aircraft and airport terminals to detect pathogens before they appear through routine disease surveillance.

joined the Gauteng City-Region Observatory () at Wits as an epidemiologist in March 2023. She has a joint appointment with the National Institute for Communicable Diseases (NICD) and GCRO, working with both organisations to determine the burden of Covid-19 on urban communities. first published in the Where I Work section of Nature Africa.