Cancer Rates Are Higher Near Large Livestock Feeding Operations in 3 States, a New Study Finds

Inside Climate News · By Steven Rodas · last updated April 12, 2026 – 1:03 AM

Researchers comparing maps of CAFOs with county-level disease data from California, Texas and Iowa found increased rates of all types of cancer, but said more research is needed to determine the cause.

By Steven Rodas

People in three states living near large livestock feeding operations experience higher rates of cancer, a new analysis found.

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