"It's Groundhog Day.. again.."

[avance2000]

Originally Posted by randallscott35

Some articles I've read from non-believers who think we overestimate the ability of humans to impact warming....They cited natural events in the past which have made CO2 levels go up and down and how human impact has been less than that. Will try and find some links but this is from a long time ago.

yes but there is no real debate among atmospheric scientists.
do you dispute that humans deposit a lot of CO2 into the air?
or do you dispute that high CO2 levels are a cause of global warming?