Facts about tree ring dating
) of the White Mountains of Eastern California, were dated in 1957 by counting tree rings at 4,723 years old.
This would mean they pre-dated the Flood which occurred around 4,350 years ago, taking a straightforward approach to Biblical chronology.
The climate would be recorded by tree-ring growth patterns.
Tree rings are a good place to start thinking about how climate researchers get information about past climates.