Research
Plain-language guides to peer-reviewed evidence, written to make the findings, methods, and limitations easier to understand.
Each guide combines complementary sources without presenting a small selection as a complete review of the literature.
Environment
A neutral guide to research on plant-based diets, greenhouse-gas emissions, land use, forests, biodiversity, water, and nutrient pollution.
5 peer-reviewed sourcesEvidence reviewed August 12, 2026
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A careful guide to prospective evidence about processed meat, red meat, colorectal cancer, overlap, and uncertainty.
3 peer-reviewed sourcesEvidence reviewed August 13, 2026
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A neutral guide to evidence about antimicrobial resistance, retail-meat contamination, workers, nearby communities, and direct consumer-outcome gaps.
6 peer-reviewed sourcesEvidence reviewed August 13, 2026
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A neutral guide to mortality research, plant-rich dietary patterns, and why the selected evidence does not establish one optimal percentage of meat.
5 peer-reviewed sourcesEvidence reviewed August 13, 2026
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A neutral guide to dietary fiber, long-term health associations, randomized risk-factor evidence, bowel function, dose, and limitations.
6 peer-reviewed sourcesEvidence reviewed August 13, 2026
Read this explainerThese pages are educational explainers, not medical advice or original scholarly research conducted by PlumTally.
We explain findings in our own words and link to authoritative versions of the research instead of republishing papers.
We distinguish observed results, systematic reviews, and modeled scenarios so different kinds of evidence are not treated as interchangeable.
Each explainer surfaces important assumptions, geographic boundaries, and uncertainties alongside the principal findings.
