How do we Remove 1.7 Trillion Tons of CO₂? #364

Enhanced rock weathering pulls carbon dioxide from the air using crushed rock. Jim Mann, CEO and founder of Undo, explains how the process works and why the technology scales fast. Undo turns rock dust into permanent carbon storage and sells credits to Microsoft and British Airways at $350 a ton, a price Mann expects to halve within years. The atmosphere holds 1.7 trillion tons of legacy CO2, and enhanced rock weathering ranks among the few carbon removal pathways built to pull carbon out for...