[MNDude]

Those are parts per million. In other words, it went from .0315% of the atmosphere to .0385% in fifty years.

BTW, what did the trolls say?

[AwesomePossum]

I attended public schools, so please tell me if I am wrong.........so, you are saying that the increase over a fifty year period of time has only been 37 thousandths of one percent?

8:}

[AwesomePossum]

public schools...........not 37 thousandths, but 7 thousandths over 50 years?

8:}