Recently there was long thread about the BCA. I can now post possible answers to some of the questions, such as "Why is the BCA still raising membership prices when there is a significant amount still left in its coffers?"
Hmm....on the other hand our predecessors didnt chop up vast amounts of forests in quite the way people do now ....trees and plants produce oxygen and as you know we kinda need that 😀
A good start might be to look into the pioneering speleothem dating work done by Mel Gascoine and friends in the 1970s at a certain Dales show cave which you know particularly well. Mel was originally Lancaster based then moved on to McMaster in Canada, from where he continued his work for most of his career.
(Note if anyone is struggling to access academic journal articles* please so post on here - UK research is primarily funded by UK taxpayers -you- but the results are often only available at exorbitant costs through the research journal structures.) You never know when someone might be around and be able to direct you to an accessibly copy.