# Chemicals in sewage-based fertilizer may persist in farmland soil for years

- Source: Phys.org - latest science and technology news stories
- Published: 2026-11-06T01:00:01+00:00
- Category: Science
- Original: https://phys.org/news/2026-11-chemicals-sewage-based-fertilizer-persist.html
- Canonical: https://groundlevelnews.com/story/chemicals-in-sewage-based-fertilizer-may-persist-in-farmland-soil-for--506c37/

UNSW engineers have identified a number of chemicals that may merit closer scrutiny to ensure water utility companies and regulators can make informed decisions about the management of biosolids.

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