the effect of Co2 is far more damaging and important than...

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    the effect of Co2 is far more damaging and important than "greening" in your closed systems.




    Any chance you can provide some proof that CO2 is "damaging" and responsible for "global warming"???

    Like Nursery said...CO2 is plant food and is greening the planet.
    Last edited by shaneos: 08/04/24
 
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