"Plants Don’t Convert CO2 into O2 « How Plants Work" Plants Don't Convert CO2 into O2 « How Plants Work howplantswork.com/2009/02/16/plants-dont-convert-co2-into-o2 HowPlantsWork.com HowPlantsWork.com Plants Don’t Convert CO2 into O2 HowPlantsWork.com HowPlantsWork.com HowPlantsWork.com HowPlantsWork.com Plants Don't Convert CO2 into O2 « How Plants Work HowPlantsWork.com HowPlantsWork.com