[Tropo-Bob (Bob)]

Originally Posted by bgilbert

. Can someone tell me the role of CO2 over the period of this plot


Attachment 254075

So when are we due for the next Glacial Maximum? I assume that U are in part refering to the the 3 parts of Milankovitch cyclicity?

From memory, I think the three cycles are to line up to create snowball Earth in some 400,000 years, but have not seen anything on when the next Ice Age would have been due in the normal course of natural events.