And has been around for 4.5 billion years on Earth. What's your point?
On a geologic timescale, that isn't true. It can be demonstrated that CO2 levels and planetary temperatures don't share any strong correlation.
CO2 is considered the main greenhouse gas involved in the current global warming and the primary driver of temperature throughout Earth’s history. However, the soundness of this relationship across time scales and during different climate states of the Earth remains uncertain. Here we explore...
www.nature.com
Scientists have produced a new curve of how atmospheric carbon dioxide affects climate. It makes clear that its effects can be long lasting.
news.climate.columbia.edu
Guest post by Michael Pacnik Especially in the context of recent discussion of the Shakun et al. paper, a look at other sources for temperature history versus CO2 can be helpful, examining timescal…
wattsupwiththat.com