Captain's CDR Log #228: Four years of basalt in German soil returned no measurable carbon signal

Captain Drawdown&rsquo;s daily logbook on every CDR story, paper, and expert voice — so you don&rsquo;t have to read them all. Why this matters now Enhanced rock weathering (ERW) is being sold as one of the most measurable, durable removal pathways in the CDR toolkit. Buyers pay a premium precisely because grinding basalt onto soil is supposed to leave a traceable inorganic carbon signal. A newly…