11,000 years ago, our ancestors survived abrupt climate change

Imagine if, instead of heat this summer, we were faced with a sudden, dramatic cold front that lasted the next 100 years. That is what our hunter-gatherer ancestors lived through 11,000 years ago. https://www.cnn.com/2018/03/26/health/climate-change-hunter-gatherers/index.html
Article courtesy of CNN by Ashley Strickland