[FatherofFive]

It's Earth Day, and that gawlderned shrubbery is producing carbon dioxide non-stop.

CO2 is plant food. They take in CO2 and give us oxygen. We would not be alive without CO2, because the plants would not have created oxygen.

[SKI NOW]

We would not be alive without CO2, because the plants would not have created oxygen.

Or food for us.