reducing co2 levels

[Paul Singleton-Jones]

In article <bevanda.3.771468721 at kai.ee.cit.ac.nz> bevanda at kai.ee.cit.ac.nz (Dai Bevan) writes:
>From: bevanda at kai.ee.cit.ac.nz (Dai Bevan)
>Subject: reducing co2 levels
>Date: Mon, 13 Jun 1994 00:52:01 GMT

>What methods are used for reducing the co2 levels in a glass house, or 
>other semi-sealed enviroment.

>TIA    DAI Bevan
In our glasshouses the CO2 levels are reduced by opening the vents.