Nature, Published online: 23 September 2026; doi:10.1038/d41586-026-02646-7
‘Liming’ to reduce soil acidity has long been considered a carbon dioxide source, but in North America’s largest river basin, it has resulted in net capture of atmospheric carbon.A widespread agricultural practice is an unexpected CO<sub>2</sub> sink
Nature, Published online: 23 September 2026; doi:10.1038/d41586-026-02646-7‘Liming’ to reduce soil acidity has long been considered a carbon dioxide source, but in North America’s largest river basin, it has resulted in net capture of …