Basalt weathering may remove far less CO₂ than projected

PHYSorg
Aug 26, 2026, 4:40 pm300 ptsTop
Spreading finely crushed basalt across farmland has been promoted as a relatively simple way to remove large quantities of carbon dioxide from the atmosphere. But a new study led by Cornell researchers suggests the real-world potential of this method, known as enhanced weathering, may be far smaller than widely…

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