3 ms·
The health effects of high CO2 concentration start to appear in the mid-thousands of ppm. These problems are about an order of magnitude away from each other.
by philwelch 5y ago
The health effects of high CO2 concentration start to appear in the mid-thousands of ppm. These problems are about an order of magnitude away from each other.
- neltnerb 5y agoYes, that's what the data suggests. It's just not what the question was... Of course, the data is necessarily all about short term exposure, not non-stop. I'm inclined to think that it won't be too bad, if there is a direct effect at lower levels.