3 ms·
I agree. We're at 412 ppm outside and there is a long way to go before indoor levels are an environmental issue rather than an HVAC one.
by juniper_strong 6y ago
I agree. We're at 412 ppm outside and there is a long way to go before indoor levels are an environmental issue rather than an HVAC one.
- martinpw 6y ago> there is a long way to go before indoor levels are an environmental issue Well of course. It's right there in the title of the article "...by the end of the century." That doesn't make it uninteresting to consider given current trajectories.