The Neanderthals (Homo neanderthalensis) inhabited Europe and parts of western Asia between 230,000 and 28,000 years ago; during the last few millennia they coincided with Homo Sapiens Sapiens, and became extinct for reasons that are still being challenged. (sciencedaily.com)
There is so much freely available evidence that temperatures over the last few millennia have not followed any kind of «hockey stick» curve that any paper which claims that they did is ipso facto not credible. (wattsupwiththat.com)