"Hydrogen, which releases zero carbon emissions" Except the article already stated the Co2 is already emitted as part of the process of breaking down these hyd

"Hydrogen, which releases zero carbon emissions" Except the article already stated the Co2 is already emitted as part of the process of breaking down these hydrocarbons (club being in their name) - "microbes began breaking down the residual oil hydrocarbons in there—dregs that would be unprofitable to extract—to generate hydrogen and CO2."