(Solved): One of the mechanisms for low atmospheric \( \mathrm{CO} 2 \) during ice ages includes: an enhanced ...

One of the mechanisms for low atmospheric \( \mathrm{CO} 2 \) during ice ages includes: an enhanced biological pump fueled by increased nitrate availability an enhanced biological pump fueled by increased iron/dust availability an enhanchd biological pump fueled by increased phosphate availability None of the above, the biological pump did not differ during the last glacial maximum