[Fungi]

“it is hard to imagine what it must have been like in the much harsher climate 8,000 years ago.” At no point in the article was the rationale for the dates and how they were determined explained. We are expected to accept it on faith. Nonsense, not this faithless person.

[BroJoeK]

Fungi: "At no point in the article was the rationale for the dates and how they were determined explained.
We are expected to accept it on faith.
Nonsense, not this faithless person."

You have to flip through some screens, but you finally do get to the explanation:

"Excavations at sites deep in the Cairngorm glens around the Mar Lodge Estate in Aberdeenshire have produced radiocarbon dates showing humans were presents far back as 8100 BC."

If you're looking for a primer on radiometric dating, you might start here.