4 ms·
Up from preindustrial levels of 280 ppm. More: https://en.wikipedia.org/wiki/Carbon_dioxide_in_Earth%27s_atmosphere https://en.wikipedia.org/wiki/Carbon_dioxide
by combatentropy 10y ago
Up from preindustrial levels of 280 ppm. More: https://en.wikipedia.org/wiki/Carbon_dioxide_in_Earth%27s_atmosphere https://en.wikipedia.org/wiki/Carbon_dioxide_in_Earth%27s_at...