Our World in Data · People & society

Organic vs. Conventional Farming: Environmental Impacts

The environmental benefits of organic farming over conventional methods are mixed. While organic farming excels in ecotoxicity and biodiversity, it requires significantly more land.

Organic farming avoids synthetic fertilizers and pesticides, using natural inputs. Conventional farming utilizes synthetic inputs, potentially enabling no-till practices and using growth hormones.

Organic farming is consistently better for ecotoxicity, measuring chemical input harm. This often leads to greater biodiversity on organic land, though benefits may lessen at larger scales.

Conventional agriculture demonstrates superior land use efficiency, achieving higher yields. Organic farming requires, on average, 64% more land for the same food production.

For greenhouse gas emissions and water pollution, comparisons are less clear. Organic performs better per hectare, but these gains disappear per kilogram of food due to lower yields. No significant difference was found in a meta-analysis.

The higher land requirement for organic farming could necessitate converting more natural habitats to farmland, potentially increasing emissions and reducing biodiversity.

Dietary choices, like reducing meat consumption, have a far greater impact on an individual's carbon footprint than choosing organic over conventional produce.

In summary, organic farming offers ecotoxicity and local biodiversity benefits but demands more land. Conventional farming is more land-efficient. Global adoption of organic farming without dietary shifts could be detrimental.

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