A corn field in Cedar Falls, Iowa. Extending and diversifying crop rotations may not promote carbon sequestration but still provide important soil benefits. Photo: P. L. Tandon Attribution-NonCommercial-ShareAlike 2.0 Generic CC BY-NC-SA 2.0 Deed

Crop diversification supports nitrogen sequestration (but not carbon)

Diversifying rotations does not promote carbon storage but increases nitrogen availability with positive impact on soil and climate, a Iowa University study has found

Re Soil Foundation