[Hot Tabasco]

continuing to reach concentrations not seen in at least 500,000 years.

410 PPM is a completely insignificant number......and only 5% of that is man made.

And no mention of the increase in volcanic activity. Anyone remember the 2018 lower Puna eruption in Hawaii? Or naturally occurring wild fires?

[z3n]

410 PPM is a completely insignificant number......and only 5% of that is man made.

~~~

...and implied in all this is that CO2 is a compound with a significant greenhouse effect.