[aspasia]

And an image mapping the layers of the atmosphere for a 2-page summary.

[ROCKLOBSTER]

Is the rest of that 0.1% (1/10th of a percent) CO2?

The answer is NO.

CO2 = .04% (4/100ths of a percent)

That's 4/100ths of a hundredth.

That's pretty close to "No CO2" if you ask....well anyone with a clue.

(and I rounded up from 0.0391%)